{"id":214,"date":"2018-02-17T16:06:13","date_gmt":"2018-02-17T16:06:13","guid":{"rendered":"https:\/\/araucaria.camk.edu.pl\/?page_id=214"},"modified":"2026-03-04T09:39:27","modified_gmt":"2026-03-04T09:39:27","slug":"papers-first-author","status":"publish","type":"page","link":"https:\/\/araucaria.camk.edu.pl\/index.php\/papers-first-author\/","title":{"rendered":"Papers-first author"},"content":{"rendered":"\n

This page provides information on papers published by members of the Araucaria Project sorted by the first author of a publication. The results are limited to the core-group, while the full results of all collaborators can be found on astro-ph.<\/a><\/p>\n\n\n\n

Also sort by: date<\/span><\/a> target galaxy<\/span><\/a> star type<\/span><\/a> method<\/span><\/a>\n\n\n\n

Baulleil<\/a> \u00b7 Borgniet<\/a> \u00b7 Bras<\/a> \u00b7 Bresolin<\/a> \u00b7 Breuval<\/a> \u00b7 Castro<\/a> \u00b7 Gallenne<\/a> \u00b7 Garc\u00eda-Varela<\/a> \u00b7 Gieren<\/a> \u00b7 G\u00f3rski<\/a> \u00b7 Graczyk<\/a> \u00b7 Hajdu<\/a> \u00b7 Hocd\u00e9<\/a> \u00b7 Javanmardi<\/a> \u00b7 Karczmarek<\/a> \u00b7 Kervella<\/a> \u00b7 Kicia<\/a> \u00b7 Kudritzki<\/a> \u00b7 Lewis<\/a> \u00b7 Mennickent<\/a> \u00b7 Minniti<\/a> \u00b7 Nardetto<\/a> \u00b7 Narloch<\/a> \u00b7 Pietrzy\u0144ski<\/a> \u00b7 Pilecki<\/a> \u00b7 Pozo Nu\u00f1ez<\/a> \u00b7 Rojas Garc\u00eda<\/a> \u00b7 Salsi<\/a> \u00b7 Soszy\u0144ski<\/a> \u00b7 Storm<\/a> \u00b7 Suchomska<\/a> \u00b7 Szewczyk<\/a> \u00b7 Taormina<\/a> \u00b7 Urbaneja<\/a> \u00b7 Wielg\u00f3rski<\/a> \u00b7 Zgirski<\/a><\/p>\n\n\n\n

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Bailleul et al.<\/h1>\n\n\n\n

Surface brightness\u2013colour relations of Cepheids calibrated by optical interferometry<\/strong>
M.C. Bailleul, N. Nardetto, V. Hocd\u00e9, P. Kervella, W. Gieren, J. Storm, G. Pietrzy\u0144ski, A. Gallenne, A. M\u00e9rand, G. Bras, A. Recio Blanco, P. de Laverny, P.A. Palicio, A. Afanasiev, W. Kiviaho<\/em>
2025, A&A, 698A, 46<\/a><\/p>\n\n\n\n

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Borgniet et al.<\/h1>\n\n\n\n

Consistent radial velocities of classical Cepheids from the cross-correlation technique<\/strong>
S. Borgniet, P. Kervella, N. Nardetto, A. Gallenne, A. M\u00e9rand, R.I. Anderson, J. Aufdenberg, L. Breuval, W. Gieren, V. Hocd\u00e9, B. Javanmardi, E. Lagadec, G. Pietrzy\u0144ski, B. Trahin<\/em>
2019, A&A, 631, 37<\/a><\/p>\n\n\n\n

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Bras et al.<\/h1>\n\n\n\n

Versatile light curve templates of Cepheids: Multi-band fitting of photometric time series<\/strong>
G. Bras, P. Kervella, A. M\u00e9rand, A. Afanasiev, V. Hocd\u00e9, N. Nardetto, A. Gallenne, G. Pietrzy\u0144ski, M. Bailleul, W. Kiviaho<\/em>
2025, A&A, 698A, 97<\/a><\/p>\n\n\n\n

The Baade-Wesselink projection factor of RR Lyrae stars. Calibration from OHP\/SOPHIE spectroscopy and Gaia DR3 parallaxes<\/strong>
G. Bras, P. Kervella, B. Trahin, P. Wielg\u00f3rski, B. Zgirski, A. M\u00e9rand, N. Nardetto, A. Gallenne, V. Hocd\u00e9, L. Breuval, A. Afanasiev, G. Pietrzy\u0144ski, W. Gieren<\/em>
2024, A&A 684A, 126<\/a><\/p>\n\n\n\n

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Bresolin et al.<\/h1>\n\n\n\n

Young stars and ionized nebulae in M83: comparing chemical abundances at high metallicity<\/strong>
F. Bresolin, R. P. Kudritzki, M. A. Urbaneja, W. Gieren, I.-T. Ho, G. Pietrzy\u0144ski<\/em>
2016, ApJ, 830, 64<\/a><\/p>\n\n\n\n

Extragalactic Chemical Abundances: Do H II Regions and Young Stars Tell the Same Story? The Case of the Spiral Galaxy NGC 300<\/strong>
F. Bresolin, W. Gieren, R.-P. Kudritzki, G. Pietrzy\u0144ski, M. Urbaneja, G. Carraro<\/em>
2009, ApJ, 700, 309<\/a><\/p>\n\n\n\n

VLT Spectroscopy of Blue Supergiants in IC 1613<\/strong>
F. Bresolin, M. Urbaneja, W. Gieren, G. Pietrzy\u0144ski, R.-P. Kudritzki<\/em>
2007, ApJ, 671, 2028<\/a><\/p>\n\n\n\n

The Araucaria Project: VLT Spectra of Blue Supergiants in WLM- Classification and First Abundances<\/strong>
F. Bresolin, G. Pietrzy\u0144ski, M. Urbaneja, W. Gieren, R.-P. Kudritzki, K. Venn<\/em>
2006, ApJ, 648, 1007<\/a><\/p>\n\n\n\n

The Araucaria Project: The Effect of Blending on the Cepheid Distance to NGC 300 from Advanced Camera for Surveys Images<\/strong>
F. Bresolin, G. Pietrzy\u0144ski, W. Gieren, R.-P. Kudritzki<\/em>
2005, ApJ, 634, 1020<\/a><\/p>\n\n\n\n

On the Photometric Variability of Blue Supergiants in NGC 300 and Its Impact on the Flux-weighted Gravity-Luminosity Relationship<\/strong>
F. Bresolin, G. Pietrzy\u0144ski, W. Gieren, R.-P. Kudritzki, N. Przybilla, P. Fouqu\u00e9<\/em>
2004, ApJ, 600, 182<\/a><\/p>\n\n\n\n

Discovery and Quantitative Spectral Analysis of an Ofpe\/WN9 (WN11) Star in the Sculptor Spiral Galaxy NGC 300<\/strong>
F. Bresolin, R.-P. Kudritzki, F. Najarro, W. Gieren, G. Pietrzy\u0144ski<\/em>
2002, ApJ, 577, L107<\/a><\/p>\n\n\n\n

Spectroscopy of Blue Supergiants in the Spiral Galaxy NGC 300<\/strong>
F. Bresolin, W. Gieren, R.-P. Kudritzki, G. Pietrzy\u0144ski, N. Przybilla<\/em>
2002, ApJ, 567, 277<\/a><\/p>\n\n\n\n

Identification and Study of Blue Supergiants in Nearby Galaxies<\/strong>
F. Bresolin, W. Gieren, G. Pietrzy\u0144ski, R.-P. Kudritzki, N. Przybilla, R.H. M\u00e9ndez<\/em><\/em>
2002, Proceedings of the ESO Workshop, 184<\/a><\/p>\n\n\n\n

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Breuval et al.<\/h1>\n\n\n\n

The Influence of Metallicity on the Leavitt Law from Geometrical Distances of Milky Way and Magellanic Cloud Cepheids<\/strong>
L. Breuval, P. Kervella, P. Wielg\u00f3rski, W. Gieren, D. Graczyk, B. Trahin, G. Pietrzy\u0144ski, F. Arenou, B. Javanmardi, B. Zgirski<\/em>
2021, ApJ, 913, 38<\/a><\/p>\n\n\n\n

The Milky Way Cepheid Leavitt law based on Gaia DR2 parallaxes of companion stars and host open clusters populations<\/strong>
L. Breuval, P. Kervella, R.I. Anderson, A.G. Riess, F. Arenou, B. Trahin, A. M\u00e9rand, A. Gallenne, W. Gieren, G. Pietrzy\u0144ski, N. Nardetto, B. Javanmardi, V. Hocd\u00e9<\/em>
2020, A&A, 643, A115<\/a><\/p>\n\n\n\n

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Castro et al.<\/h1>\n\n\n\n

The ARAUCARIA project: Grid-based quantitative spectroscopic study of massive blue stars in NGC 55<\/strong>
N. Castro, M. Urbaneja, A. Herrero, M. Garcia, S. Sim\u00f3n-D’\u0131az, F. Bresolin, G. Pietrzy\u0144ski, R.-P. Kudritzki, W. Gieren<\/em>
2012, A&A, 542, A79<\/a><\/p>\n\n\n\n

Quantitative Study of Blue Stars in NGC 55<\/strong>
N. Castro, A. Herrero, M.A. Urbaneja, M. Garc\u00eda, S. Sim\u00f3n-D\u00edaz, F. Bresolin, G. Pietrzy\u0144ski, R.-P. Kudritzki, W. Gieren<\/em>
2012, ASPC, 465, 267<\/a><\/p>\n\n\n\n

Blue Massive Stars in NGC 55: A First Quantitative Study<\/strong>
N. Castro, A. Herrero, M. Garcia, C. Trundle, F. Bresolin, W. Gieren, G. Pietrzy\u0144ski, R.-P. Kudritzki, R. Demarco<\/em>
2010, Highlights of Spanish Astrophysics, 269<\/a><\/p>\n\n\n\n

The Araucaria Project: VLT-spectroscopy of blue massive stars in NGC 55<\/strong>
N. Castro, A. Herrero, M. Garcia, C. Trundle, F. Bresolin, W. Gieren, G. Pietrzy\u0144ski, R.-P. Kudritzki, R. Demarco<\/em>
2008, A&A, 485, 41<\/a><\/p>\n\n\n\n

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Gallenne et al.<\/h1>\n\n\n\n

Multiplicity of Galactic Cepheids from long-baseline interferometry: V. High-accuracy orbital parallax and mass of SU Cygni<\/strong>
A. Gallenne, N.R. Evans, P. Kervella, J.D. Monnier, C.R. Proffitt, G.H. Schaefer, E.M. Winston, J. Kuraszkiewicz, A. M\u00e9rand, G. Pietrzy\u0144ski, W. Gieren, B. Pilecki, S. Kraus, J.-B. Le Bouquin, N. Anugu, T. ten Brummelaar, S. Chhabra, I. Codron, C.L. Davies, J. Ennis, \u2026<\/em>
2025, A&A, 693A, 111G<\/a><\/p>\n\n\n\n

The Araucaria project: High-precision orbital parallaxes and masses of binary stars. I. VLTI\/GRAVITY observations of ten double-lined spectroscopic binaries<\/strong>
A. Gallenne, A. M\u00e9rand, A. P. Kervella, D. Graczyk, G. Pietrzy\u0144ski, W. Gieren, B. Pilecki<\/em>
2023, A&A, 672A, 119<\/a><\/p>\n\n\n\n

Extended envelopes around Galactic Cepheids. V. Multi-wavelength and time-dependent analysis of IR excess<\/strong>
A.<\/em> Gallenne, A. M\u00e9rand, P. Kervella, G. Pietrzy\u0144ski, W. Gieren, V. Hocd\u00e9, L. Breuval, N. Nardetto, E. Lagadec<\/em>
2021, A&A, 651, A113<\/a><\/p>\n\n\n\n

The Araucaria Project: High-precision orbital parallax and masses of eclipsing binaries from infrared interferometry<\/strong>
A. Gallenne, G. Pietrzy\u0144ski, D. Graczyk, B. Pilecki, J. Storm, N. Nardetto, M. Taormina, W. Gieren, A. Tkachenko, P. Kervella, A. M\u00e9rand, M. Weber<\/em>
2019, A&A, 632, 31<\/a><\/p>\n\n\n\n

Multiplicity of Galactic Cepheids from long-baseline interferometry. IV. New detected companions from MIRC and PIONIER observations<\/strong>
A. Gallenne, P. Kervella, S. Borgniet, A. M\u00e9rand, G. Pietrzy\u0144ski, W. Gieren, J.D. Monnier, G.H. Schaefer, N.R. Evans, R.I. Anderson, F. Baron, R.M. Roettenbacher, P. Karczmarek<\/em>
2019, A&A, 622A, 164<\/a><\/p>\n\n\n\n

Fundamental properties of red-clump stars from long-baseline H-band interferometry<\/strong>
A. Gallenne, G. Pietrzy\u0144ski, D. Graczyk, N. Nardetto, A. M\u00e9rand, P. Kervella, W. Gieren, S. Villanova, R.E. Mennickent, B. Pilecki<\/em>
2018, A&A, 616, 68<\/a><\/p>\n\n\n\n

A Geometrical 1% Distance to the Short-period Binary Cepheid V1334 Cygni<\/strong>
A. Gallenne, P. Kervella, N.R. Evans, C.R. Proffitt, J.D. Monnier, A. M\u00e9rand, E. Nelan, E. Winston, G. Pietrzy\u0144ski, G. Schaefer, W. Gieren, R.I. Anderson, S. Borgniet, S. Kraus, R.M. Roettenbacher, F. Baron, B. Pilecki, M. Taormina, D. Graczyk, N. Mowlavi, …<\/em>
2018, ApJ, 876, 121<\/a><\/p>\n\n\n\n

Toward a Universal Period-p-factor Relation<\/strong>
A. Gallenne, P. Kervella, A. M\u00e9rand G. Pietrzy\u0144ski, W. Gieren, N. Nardetto<\/em>
2018, Proceedings of the Polish Astronomical Society, 6, 290<\/a><\/p>\n\n\n\n

Observational calibration of the projection factor of Cepheids. IV. Period-projection factor relation of Galactic and Magellanic Cloud Cepheids<\/strong>
A. Gallenne, P. Kervella, A. M\u00e9rand, G. Pietrzy\u0144ski, W. Gieren, N. Nardetto, B. Trahin<\/em>
2017, A&A, 608A, 18<\/a><\/p>\n\n\n\n

Multiplicity of Galactic Cepheids from long-baseline interferometry III. Sub-percent limits on the relative brightness of a close companion of delta-Cephei<\/strong>
A. Gallenne, A. Merand, P. Kervella, J. D. Monnier, G. H. Schaefer, R. M. Roettenbacher, W. Gieren, G. Pietrzy\u0144ski, H. McAlister, T. ten Brummelaar, J. Sturmann, L. Sturmann, N. Turner, R.I. Anderson<\/em>
2016, MNRAS, 461, 1451<\/a><\/p>\n\n\n\n

The Araucaria Project: High-precision orbital parallax and masses of the eclipsing binary TZ Fornacis<\/strong>
A. Gallenne, G. Pietrzy\u0144ski, D. Graczyk, P. Konorski, P. Kervella, A. M\u00e9rand, W. Gieren, R. I. Anderson, S. Villanova<\/em>
2016, A&A, 586, A35<\/a><\/p>\n\n\n\n

Robust high-contrast companion detection from interferometric observations<\/strong>
A. Gallenne, A. M\u00e9rand, P. Kervella, J. D. Monnier, G.H. Schaefer, F. Baron, J. Breitfelder, J.B. Le Bouquin, R.M. Roettenbacher, W. Gieren, G. Pietrzy\u0144ski, H. McAlister, T. ten Brummelaar, J. Sturmann, L. Sturmann, N. Turner, S. Ridgway, S. Kraus<\/em>
2015, A&A, 579, A68<\/a><\/p>\n\n\n\n

Searching for visual companions of close Cepheids. VLT\/NACO lucky imaging of Y Oph, FF Aql, X Sgr, W Sgr, and \u03b7 Aql<\/strong>
A. Gallenne, P. Kervella, A. M\u00e9rand, N. Evans, J. Girard, W. Gieren, G. Pietrzy\u0144ski<\/em>
2014, A&A, 567, A60<\/a><\/p>\n\n\n\n

Multiplicity of Galactic Cepheids from long-baseline interferometry. II. The Companion of AX Circini revealed with VLTI\/PIONIER<\/strong>
A. Gallenne, A. M\u00e9rand, P. Kervella, J. Breitfelder, J.-B. Le Bouquin, J. Monnier, W. Gieren, B. Pilecki, G. Pietrzy\u0144ski<\/em>
2014, A&A, 561, L3<\/a><\/p>\n\n\n\n

An interferometric view on binarity and circumstellar envelopes of Cepheids
<\/strong>A. Gallenne, P. Kervella, A. M\u00e9rand, J.-D. Monnier, J. Breitfleder, G. Pietrzy\u0144ski, W. Gieren<\/em>
2014, IAUS, 301, 411<\/a><\/p>\n\n\n\n

Multiplicity of Galactic Cepheids from long-baseline interferometry. I. CHARA\/MIRC detection of the companion of V1334 Cygni<\/strong>
A. Gallenne, J. Monnier, A. M\u00e9rand, P. Kervella, S. Kraus, G. Schaefer, W. Gieren, G. Pietrzy\u0144ski, L. Szabados, X. Che, F. Baron, E. Pedretti, H. McAlister, T. ten Brummelaar, J. Sturmann, L. Sturmann, N. Turner, C. Farrington, N. Vargas<\/em>
2013, A&A, 552, A21<\/a><\/p>\n\n\n\n

Binary Cepheids from optical interferometry<\/strong>
A. Gallenne, P. Kervella, A. M\u00e9rand, J.D. Monnier, J. Breitfelder, G. Pietrzy\u0144ski, W. Gieren<\/em>
2013, EAS, 64, 197<\/a><\/p>\n\n\n\n

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Garc\u00eda-Varela<\/h1>\n\n\n\n

The Araucaria Project: the Distance to the Sculptor Group Galaxy NGC 247 from Cepheid Variables Discovered in a Wide-Field Imaging Survey<\/strong>
A. Garc\u00eda-Varela, G. Pietrzy\u0144ski, W. Gieren, A. Udalski, I. Soszy\u0144ski, A. Walker, F. Bresolin, R.-P. Kudritzki, O. Szewczyk, M. Szyma\u0144ski, M. Kubiak, \u0141. Wyrzykowski<\/em>
2008, AJ, 136, 1770<\/a><\/p>\n\n\n\n

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Gieren et al.<\/h1>\n\n\n\n

The effect of metallicity on Cepheid period-luminosity relations from a Baade-Wesselink analysis of Cepheids in the Milky Way and Magellanic Clouds<\/strong>
W. Gieren, J. Storm, P. Konorski, M. G\u00f3rski, B. Pilecki, I.B. Thompson, G. Pietrzy\u0144ski, D. Graczyk, T.G. Barnes, P. Fouqu\u00e9, N. Nardetto, A. Gallenne, P. Karczmarek, K. Suchomska, P. Wielg\u00f3rski, M. Taormina, B. Zgirski<\/em>
2018, A&A, 620, 99<\/a> — more information<\/a><\/p>\n\n\n\n

The Araucaria Project: A study of the classical Cepheid in the eclipsing binary system OGLE LMC562.05.9009 in the Large Magellanic Cloud<\/strong>
W. Gieren, B. Pilecki, G. Pietrzy\u0144ski, D. Graczyk, A. Udalski, I. Soszynski, I.B. Thompson, P.G. Prada Moroni, R. Smolec, P. Konorski, M. G\u00f3rski, P. Karczmarek, K. Suchomoska, M. Taormina, A. Gallenne, J. Storm, B. Giuseppe, M. Catalan, M. Szyma\u0144ski, …<\/em>
2015, ApJ, 815, 28<\/a> — more information<\/a> — get data<\/a><\/p>\n\n\n\n

The Araucaria Project. OGLE-LMC-CEP-1718: An Exotic Eclipsing Binary System Composed of Two Classical Overtone Cepheids in a 413 Day Orbit<\/strong>
W. Gieren, B. Pilecki, G. Pietrzy\u0144ski, D. Graczyk, I. Thompson, I. Soszy\u0144ski, P. Konorski, R. Smolec, A. Udalski, N. Nardetto, G. Bono, P. Prada Moroni, J. Storm, A. Gallenne<\/em>
2014, ApJ, 786, 80<\/a> — more information<\/a><\/p>\n\n\n\n

The Araucaria Project. A Distance Determination to the Local Group Spiral M33 from Near-infrared Photometry of Cepheid Variables<\/strong>
W. Gieren, M. G\u00f3rski, G. Pietrzy\u0144ski, P. Konorski, K. Suchomska, D. Graczyk, B. Pilecki, F. Bresolin, R.-P. Kudritzki, J. Storm, P. Karczmarek, A. Gallenne, P. Calder\u00f3n, D. Geisler<\/em>
2013, ApJ, 773, 69<\/a><\/p>\n\n\n\n

Cepheid distances from the Baade-Wesselink method<\/strong>
W. Gieren, J. Storm, N. Nardetto, A. Gallenne, G. Pietrzy\u0144ski, P. Fouqu\u00e9, T.G. Barnes, D. Majaess<\/em>
2013, IAUS, 289, 138<\/a><\/p>\n\n\n\n

The Araucaria Project: The Distance to the Sculptor Galaxy NGC 247 from Near-Infrared Photometry of Cepheid Variables<\/strong>
W. Gieren, G. Pietrzy\u0144ski, I. Soszy\u0144ski, O. Szewczyk, F. Bresolin, R.-P. Kudritzki, M. Urbaneja, J. Storm, D. Minniti, A. Garc\u00eda-Varela<\/em>
2009, ApJ, 700, 1141<\/a><\/p>\n\n\n\n

The Araucaria Project: The Distance to the Local Group Galaxy WLM from Near-Infrared Photometry of Cepheid Variables<\/strong>
W. Gieren, G. Pietrzy\u0144ski, O. Szewczyk, I. Soszy\u0144ski, F. Bresolin, R.-P. Kudritzki, M. Urbaneja, J. Storm, D. Minniti<\/em>
2008, ApJ, 683, 611<\/a><\/p>\n\n\n\n

The Araucaria Project: Near-Infrared Photometry of Cepheid Variables in the Sculptor Galaxy NGC 55<\/strong>
W. Gieren, G. Pietrzy\u0144ski, I. Soszy\u0144ski, F. Bresolin, R.-P. Kudritzki, J. Storm, D. Minniti<\/em>
2008, ApJ, 672, 266<\/a><\/p>\n\n\n\n

Report on the Third Advanced Chilean School of Astrophysics<\/strong>
W. Gieren, M. Zoccali, I. Saviane, R. M\u00e9ndez, G. Pietrzy\u0144ski<\/em>
2007, Msngr, 127, 68<\/a><\/p>\n\n\n\n

Evidence for a universal slope of the period-luminosity relation from direct distances to Cepheids in the LMC<\/strong>
W. Gieren, J. Storm, T. Barnes, P. Fouqu\u00e9, G. Pietrzy\u0144ski, F. Kienzle<\/em>
2006, MmSAI, 77, 198<\/a><\/p>\n\n\n\n

The Araucaria Project: An Accurate Distance to the Local Group Galaxy NGC 6822 from Near-Infrared Photometry of Cepheid Variables<\/strong>
W. Gieren, G. Pietrzy\u0144ski, K. Nalewajko, I. Soszy\u0144ski, F. Bresolin, R.-P. Kudritzki, D. Minniti, A. Romanowsky<\/em>
2006, ApJ, 647, 1056<\/a><\/p>\n\n\n\n

Measuring Improved Distances to Nearby Galaxies: The Araucaria Project<\/strong>
W. Gieren, G. Pietrzy\u0144ski, F. Bresolin, R.-P. Kudritzki, D. Minniti, M. Urbaneja, I. Soszynski, J. Storm, P. Fouque, G. Bono, A. Walker, J. Garcia<\/em>
2005, Msngr, 121, 23<\/a><\/p>\n\n\n\n

The Araucaria Project: Near-Infrared Photometry of Cepheid Variables in the Sculptor Galaxy NGC 300<\/strong>
W. Gieren, G. Pietrzy\u0144ski, I. Soszy\u0144ski, F. Bresolin, R.-P. Kudritzki, D. Minniti, J. Storm<\/em>
2005, ApJ, 628, 695<\/a><\/p>\n\n\n\n

Direct Distances to Cepheids in the Large Magellanic Cloud: Evidence for a Universal Slope of the Period-Luminosity Relation up to Solar Abundance<\/strong>
W. Gieren, J. Storm, T. Barnes, P. Fouqu\u00e9, G. Pietrzy\u0144ski, F. Kienzle<\/em>
2005, ApJ, 627, 224<\/a><\/p>\n\n\n\n

The Araucaria Project: An Improved Distance to the Sculptor Spiral Galaxy NGC 300 from Its Cepheid Variables<\/strong>
W. Gieren, G. Pietrzy\u0144ski, A. Walker, F. Bresolin, D. Minniti, R.-P. Kudritzki, A. Udalski, I. Soszy\u0144ski, P. Fouqu\u00e9, J. Storm, G. Bono<\/em>
2004, AJ, 128, 1167<\/a><\/p>\n\n\n\n

Research in Concepci\u00f3n on globular cluster systems and galaxy formation, and the extragalactic distance scale<\/strong>
W. Gieren, D. Geisler, T. Richtler, G. Pietrzy\u0144ski, B. Dirsch<\/em>
2001, Msngr, 106, 15<\/a><\/p>\n\n\n\n

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Empirical calibration of the reddening maps in the Magellanic Clouds<\/strong>
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2020, ApJ, 889, 179<\/a> — more information<\/a> — reddening maps<\/a><\/p>\n\n\n\n

The Araucaria Project: Multi-band Calibrations of the TRGB Absolute Magnitude<\/strong>
M. G\u00f3rski, G. Pietrzy\u0144ski, W. Gieren, D. Graczyk, K. Suchomska, P. Karczmarek, R.E. Cohen, B. Zgirski, P. Wielg\u00f3rski, B. Pilecki, M. Taormina, Z. Ko\u0142aczkowski, W. Narloch<\/em>
2018, AJ, 156, 278<\/a><\/p>\n\n\n\n

The Araucaria Project: On the Tip of the Red Giant Branch Distance Determination to the Magellanic Clouds<\/strong>
M. G\u00f3rski, G. Pietrzy\u0144ski, W. Gieren, M. Catelan, B. Pilecki, P. Karczmarek, K Suchomska, D. Graczyk, P. Konorski, B. Zgirski, P. Wielg\u00f3rski<\/em>
2016, AJ, 151, 167<\/a><\/p>\n\n\n\n

The Araucaria Project. Infrared Tip of the Red Giant Branch Distances to Five Dwarf Galaxies in the Local Group<\/strong>
M. G\u00f3rski, G. Pietrzynski, W. Gieren<\/em>
2011, AJ, 141, 194<\/a><\/p>\n\n\n\n

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Graczyk et al.<\/h1>\n\n\n\n

Surface brightness-colour relations of dwarf stars from detached eclipsing binaries: II. Extension of the calibrating sample<\/strong>
D. Graczyk, G. Pietrzy\u0144ski, C. Galan, N. Miller, W. Gieren, B. Zgirski, G. Hajdu, M. Ka\u0142uszy\u0144ski, R. Chini, A. Gallenne, M. G\u00f3rski, P. Karczmarek, P. Kervella, M. Kicia, P.F.L. Maxted, N. Nardetto, W. Narloch, B. Pilecki, W. Pych, G. Rojas Garc\u00eda, \u2026<\/em>
2025, A&A, 694A, 65<\/a><\/p>\n\n\n\n

Surface brightness-colour relations of dwarf stars from detached eclipsing binaries. I. Calibrating sample<\/strong>
D. Graczyk, G. Pietrzy\u0144ski, C. Galan, J. Southworth, W. Gieren, M. Ka\u0142uszy\u0144ski, B. Zgirski, A. Gallenne, M. G\u00f3rski, G. Hajdu, P. Karczmarek, P. Kervella, P.F.L. Maxted, N. Nardetto, W. Narloch, B. Pilecki, W. Pych, G. Rojas Garc\u00eda, J. Storm, K. Suchomska, …<\/em>
2022, A&A, 666, A128<\/a><\/p>\n\n\n\n

The surface brightness-colour relations based on eclipsing binary stars and calibrated with Gaia EDR3<\/strong>
D. Graczyk, G. Pietrzy\u0144ski, C. Ga\u0142an, W. Gieren, A. Tkachenko, R.I. Anderson, A. Gallenne, M. G\u00f3rski, G. Hajdu, M. Ka\u0142uszy\u0144ski, P. Karczmarek, P. Kervella, P.F.L. Maxted, N. Nardetto, W. Narloch, K. Pavlovski, B. Pilecki, W. Pych, J. Southworth, J. Storm, \u2026<\/em>
2021, A&A, 649, A109<\/a><\/p>\n\n\n\n

A distance determination to the Small Magellanic Cloud with an accuracy of better than 2 percent based on late-type eclipsing binary stars<\/strong>
<\/strong>D. Graczyk, G. Pietrzy\u0144ski, I.B. Thompson, W. Gieren, B. Zgirski, S. Villanova, M. G\u00f3rski, P. Wielg\u00f3rski, P. Karczmarek, W. Narloch, B. Pilecki, M. Taormina, R. Smolec, K. Suchomska, A. Gallenne, N. Nardetto, J. Storm, R.-P. Kudritzki, M. Ka\u0142uszy\u0144ski, W. Pych<\/em>
2020, ApJ, 904, 13<\/a><\/p>\n\n\n\n

Testing Systematics of Gaia DR2 Parallaxes with Empirical Surface Brightness: Color Relations Applied to Eclipsing Binaries<\/strong>
D. Graczyk, G. Pietrzy\u0144ski, W. Gieren, J. Storm, N. Nardetto, A. Gallenne, P.F.L. Maxted, P. Kervella,Z. Ko\u0142aczkowski, P. Konorski, B. Pilecki, B. Zgirski, M. G\u00f3rski, K. Suchomska, P. Karczmarek, M. Taormina, P. Wielg\u00f3rski, W. Narloch, R. Smolec, R. Chini, …<\/em>
2019, ApJ, 872, 85<\/a> — more information<\/a><\/p>\n\n\n\n

The Late-type Eclipsing Binaries in the Large Magellanic Cloud: Catalog of Fundamental Physical Parameters<\/strong>
D. Graczyk, G. Pietrzy\u0144ski, I.B. Thompson, W. Gieren, B. Pilecki, P. Konorski, S. Villanova, M. G\u00f3rski, K. Suchomska, P. Karczmarek, K. St\u0119pie\u0144, J. Storm, M. Taormina, Z. Ko\u0142aczkowski, P. Wielg\u00f3rski, W. Narloch, B. Zgirski, A. Gallenne, J. Ostrowski, R. Smolec, …
<\/em>2018, ApJ, 860, 1<\/a><\/p>\n\n\n\n

The surface brightness-color relations based on eclipsing binary stars: toward precision better than 1% in angular diameter predictions<\/strong>
D. Graczyk, P. Konorski, G. Pietrzynski, W. Gieren, J. Storm, N. Nardetto, A. Gallenne, P. F. L. Maxted, P. Kervella, Z. Kolaczkowski<\/em>
2017, ApJ, 837, 7<\/a><\/p>\n\n\n\n

A solar twin in the eclipsing binary LL Aquarii<\/strong>
D. Graczyk, R. Smolec, K. Pavlovski, J. Southworth, G. Pietrzy\u0144ski, P. F. L. Maxted, P. Konorski, W. Gieren, B. Pilecki, M. Taormina, K. Suchomska, P. Karczmarek, M. G\u00f3rski, P. Wielg\u00f3rski, R.I. Anderson<\/em>
2016, A&A, 594, 92<\/a> — more information<\/a><\/p>\n\n\n\n

The Araucaria project. Precise physical parameters of the eclipsing binary IO Aquarii<\/strong>
D. Graczyk, P.F.L. Maxted, G. Pietrzy\u0144ski, B. Pilecki, P. Konorski, W. Gieren, J. Storm, A. Gallenne, R.I. Anderson, K. Suchomska, R.G. West, D. Pollacco, F. Faedi, G. Pojma\u0144ski<\/em>
2015, A&A, 581, 106<\/a><\/p>\n\n\n\n

The Araucaria Project. The Distance to the Small Magellanic Cloud from Late-type Eclipsing Binaries<\/strong>
D. Graczyk, G. Pietrzy\u0144ski, I. Thompson, W. Gieren, B. Pilecki, P. Konorski, A. Udalski, I. Soszy\u0144ski, S. Villanova, M. G\u00f3rski, K. Suchomska, P. Karczmarek, R.-P. Kudritzki, F. Bresolin, A. Gallenne<\/em>
2014, ApJ, 780, 59<\/a> — more information<\/a><\/p>\n\n\n\n

The distance to the Small Magellanic Cloud from eclipsing binaries<\/strong>
D. Graczyk, G. Pietrzy\u0144ski, B. Pilecki, I.-B. Thompson. W. Gieren, P. Konorski, A. Udalski, I. Soszy\u0144ski<\/em>
2013, IAUS, 289, 222<\/a><\/p>\n\n\n\n

The Araucaria Project. Binary Classical Cepheids in the LMC<\/strong>
D. Graczyk, B. Pilecki, G. Pietrzy\u0144ski, W. Gieren, P. Konorski, I. Soszy\u0144ski, A. Udalski, A. Gallenne<\/em>
2013, EAS, 64, 309<\/a><\/p>\n\n\n\n

The Araucaria Project: An Accurate Distance to the Late-type Double-lined Eclipsing Binary OGLE SMC113.3 4007 in the Small Magellanic Cloud<\/strong>
D. Graczyk, G. Pietrzy\u0144ski, I. Thompson, W. Gieren, B. Pilecki, A. Udalski, I. Soszy\u0144ski, Z. Ko\u0142aczkowski, R.-P. Kudritzki, F. Bresolin, P. Konorski, R. Mennickent, D. Minniti, J. Storm, N. Nardetto, P. Karczmarek<\/em>
2012, ApJ, 750, 144<\/a><\/p>\n\n\n\n

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Hajdu<\/h1>\n\n\n\n

Properties of RR Lyrae variables in binary systems: towards a first-time mass measurement<\/strong>
G. Hajdu, G. Pietrzy\u0144ski, M. Catelan, J. Jurcsik, P. Karczmarek, B. Pilecki, I.B. Thompson<\/em>
2022, Bulletin of the American Astronomical Society, Vol. 54, No. 6 e-id 2022n6i415p04<\/a><\/p>\n\n\n\n

Studies of RR Lyrae Variables in Binary Systems. I. Evidence of a Trimodal Companion Mass Distribution<\/strong>
<\/strong>G. Hajdu, G. Pietrzy\u0144ski, J. Jurcsik, M. Catelan, P. Karczmarek, B. Pilecki, I. Soszy\u0144ski, A. Udalski, I.B. Thompson<\/em>
2021, ApJ, 915, 50<\/a><\/p>\n\n\n\n

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Hocd\u00e9<\/h1>\n\n\n\n

Circumstellar emission of Cepheids across the instability strip: Mid-infrared observations with VLTI\/MATISSE<\/strong>
V. Hocd\u00e9, A. Matter, N. Nardetto, A. Gallenne, P. Kervella, A. M\u00e9rand, G. Pietrzy\u0144ski, W. Gieren, J. Leftley, S. Robbe-Dubois, B. Lopez, M.C. Bailleul, G. Bras, R. Smolec, P. Wielg\u00f3rski, G. Hajdu, A. Afanasiev<\/em>
2025, A&A, 694A, 101<\/a><\/p>\n\n\n\n

Discovery of ionized circumstellar gas emission around the long-period Cepheid \u2113 Carinae with ALMA<\/strong>
V. Hocd\u00e9, T. Kami\u0144ski, M. Lewis, N. Nardetto, P. Kervella, G. Pietrzy\u0144ski<\/em>
2025, A&A, 694L, 15H<\/a><\/p>\n\n\n\n

Metallicity estimations of MW, SMC, and LMC classical Cepheids from the shape of the V- and I-band light curves<\/strong>
V. Hocd\u00e9, R. Smolec, P. Moskalik, O. Zi\u00f3\u0142kowska, R. Singh Rathour<\/em>
2023, A&A 671, A157<\/a><\/p>\n\n\n\n

Mid-infrared circumstellar emission of the long-period Cepheid \u2113 Carinae resolved with VLTI\/MATISSE
<\/strong>V. Hocd\u00e9, N. Nardetto, A. Matter, E. Lagadec, A. M\u00e9rand, P. Cruzal\u00e8bes, A. Meilland, F. Millour, B. Lopez, P. Berio, G. Weigelt, R. Petrov, J.W. Isbell, W. Jaffe, P. Kervella, A. Glindemann, M. Sch\u00f6ller, F. Allouche, A. Gallenne, A. Domiciano de Souza, \u2026<\/em>
2021, A&A 651, A92<\/a><\/p>\n\n\n\n

IR Excess of Classical Cepheids Modeled by a Thin Shell of Ionized Gas<\/strong>
V. Hocd\u00e9, N. Nardetto, E. Lagadec, G. Niccolini, A. Domiciano de Souza, A. Merand, P. Kervella<\/em>
2021, ASPC 529, 271<\/a><\/p>\n\n\n\n

Pulsating chromosphere of classical Cepheids. Calcium infrared triplet and H\u03b1 profile variations
<\/strong>V. Hocd\u00e9, N. Nardetto, S. Borgniet, E. Lagadec, P. Kervella, A. M\u00e9rand, N. Evans, D. Gillet, Ph. Mathias, A. Chiavassa, A. Gallenne, L. Breuval, B. Javanmardi<\/em>
2020, A&A 641, A74<\/a><\/p>\n\n\n\n

A thin shell of ionized gas explaining the IR excess of classical Cepheids
<\/strong>V. Hocd\u00e9, N. Nardetto, E. Lagadec, G. Niccolini, A. Domiciano de Souza, A. M\u00e9rand, P. Kervella, A. Gallenne, M. Marengo, B. Trahin, W. Gieren, G. Pietrzy\u0144ski, S. Borgniet, L. Breuval, B. Javanmardi<\/em>
2020, A&A, 633, 47<\/a><\/p>\n\n\n\n

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Inspecting the Cepheid Distance Ladder: the Hubble Space Telescope Distance to the SN Ia Host Galaxy NGC 5584<\/strong>
B. Javanmardi, A. M\u00e9rand, P. Kervella, L. Breuval, A. Gallenne, N. Nardetto, W. Gieren, G. Pietrzy\u0144ski, V. Hocd\u00e9, S. Borgniet<\/em>
2021, ApJ, 911, 12<\/a><\/p>\n\n\n\n

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Karczmarek et al.<\/h1>\n\n\n\n

Synthetic Population of Binary Cepheids. II. The effect of companion light on the extragalactic distance scale<\/strong>
P. Karczmarek, G. Hajdu, G. Pietrzy\u0144ski, W. Gieren, W. Narloch, R. Smolec, G. Wiktorowicz, K. Belczynski<\/em>
2023, ApJ 950, 182<\/a><\/p>\n\n\n\n

Synthetic Population of Binary Cepheids. I. The Effect of Metallicity and Initial Parameter Distribution on Characteristics of Cepheids’ Companions<\/strong>
P. Karczmarek, R. Smolec, G. Hajdu, G. Pietrzy\u0144ski, W. Gieren, W. Narloch, G. Wiktorowicz, K. Belczynski<\/em>
2022, ApJ, 930, 65<\/a><\/p>\n\n\n\n

The Araucaria Project: Deep Near-infrared Photometric Maps of Local and Sculptor Group Galaxies. I. Carina, Fornax, and Sculptor<\/strong>
P. Karczmarek, G. Pietrzy\u0144ski, W. Gieren, W. Narloch, G. Hajdu, G. Rojas Garc\u00eda, M. Ka\u0142uszy\u0144ski, M. G\u00f3rski, K. Suchomska, D. Graczyk, B. Pilecki, P. Wielg\u00f3rski, B. Zgirski, M. Taormina, M. Sadh<\/em>
2021, ApJS, 253, 42<\/a>\u2014 database<\/a><\/p>\n\n\n\n

The impact of binary Cepheids on the distance determinations<\/strong>
P. Karczmarek, G. Wiktorowicz, G. Pietrzy\u0144ski, K. Belczy\u0144ski<\/em>
2020, Proceedings of the Polish Astronomical Society, 10, 40<\/a><\/p>\n\n\n\n

The occurrence of Binary Evolution Pulsators in the classical instability strip of RR Lyrae and Cepheid variables.<\/strong>
P. Karczmarek, G. Wiktorowicz, K. I lkiewicz, R. Smolec, K. Stepien, G. Pietrzynski, W. Gieren, K. Belczynski<\/em>
2017, MNRAS, 466, 2842<\/a> — more information<\/a> – get data<\/a><\/p>\n\n\n\n

The Araucaria Project: The Distance to the Fornax Dwarf Galaxy from Near-infrared Photometry of RR Lyrae Stars<\/strong>
P. Karczmarek, G. Pietrzy\u0144ski, M. G\u00f3rski, W. Gieren, D. Bersier<\/em>
2017, AJ, 154, 263<\/a><\/p>\n\n\n\n

The Araucaria Project: The Distance to the Carina Dwarf Galaxy from Infrared Photometry of RR Lyrae Stars<\/strong>
P. Karczmarek, G. Pietrzy\u0144ski, W. Gieren, K. Suchomska, P. Konorski, M. G\u00f3rski, B. Pilecki, D. Graczyk, P. Wielg\u00f3rski<\/em>
2015, AJ, 150, 90<\/a> — more information<\/a><\/p>\n\n\n\n

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Kervella et al.<\/h1>\n\n\n\n

Multiplicity of Galactic Cepheids and RR Lyrae stars from Gaia DR2. I. Binarity from proper motion anomaly<\/strong>
P. Kervella, A. Gallenne, N.R. Nancy, L. Szabados, F. Arenou, A. M\u00e9rand, Y. Proto, P. Karczmarek, N. Nardetto, W. Gieren, G. Pietrzy\u0144ski<\/em>
2019, A&A, 623A, 116<\/a><\/p>\n\n\n\n

Multiplicity of Galactic Cepheids and RR Lyrae stars from Gaia DR2. II. Resolved common proper motion pairs<\/strong>
P. Kervella, A. Gallenne, N.R. Evans, L. Szabados, F. Arenou, A. M\u00e9rand, N. Nardetto, W. Gieren, G. Pietrzynski<\/em>
2019, A&A, 623A, 117<\/a><\/p>\n\n\n\n

Optical interferometry and Gaia parallaxes for a robust calibration of the Cepheid distance scale <\/strong>
P. Kervella, A. M\u00e9rand, A. Gallenne, B. Trahin, S. Borgniet, G. Pietrzy\u0144ski, N. Nardetto, W. Gieren<\/em>
2018, IAUS, 330, 305<\/a><\/p>\n\n\n\n

Observational calibration of the projection factor of Cepheids III. The long-period Galactic Cepheid RS Puppis<\/strong>
P. Kervella, B. Trahin, H. E. Bond, A. Gallenne, L. Szabados, A. M\u00e9rand, J. Breitfelder, J. Dailloux, R. I. Anderson, P. Fouqu\u00e9, W. Gieren, N. Nardetto, G. Pietrzy\u0144ski<\/em>
2017, A&A, 600, 127<\/a><\/p>\n\n\n\n

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A machine learning method for predicting telescope cycle time applied to the Cerro Murphy Observatory<\/strong>
M. Kicia, M. Ka\u0142uszy\u0144ski, M. G\u00f3rski, R. Chini, G. Pietrzy\u0144ski<\/em>
2024, ExA, 58, 19<\/a><\/p>\n\n\n\n

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Kudritzki et al.<\/h1>\n\n\n\n

A Spectroscopic Study of Blue Supergiant Stars in the Sculptor Galaxy NGC 55: Chemical Evolution and Distance<\/strong>
R. P. Kudritzki, N. Castro, M. A. Urbaneja, I.-T. Ho, F. Bresolin, W. Gieren, G. Pietrzy\u0144ski, N. Przybilla<\/em>
2016, ApJ, 829, 70K<\/a><\/p>\n\n\n\n

Quantitative Spectroscopy of Blue Supergiant Stars in the Disk of M81: Metallicity, Metallicity Gradient, and Distance<\/strong>
R.-P. Kudritzki, M. Urbaneja, Z. Gazak, F. Bresolin, N. Przybilla, W. Gieren, G. Pietrzy\u0144ski<\/em>
2012, ApJ, 747, 15<\/a><\/p>\n\n\n\n

Quantitative Spectroscopy of 24 A Supergiants in the Sculptor Galaxy NGC 300: Flux-weighted Gravity-Luminosity Relationship, Metallicity, and Metallicity Gradient<\/strong>
R.-P. Kudritzki, M. Urbaneja, F. Bresolin, N. Przybilla, W. Gieren, G. Pietrzy\u0144ski<\/em>
2008, ApJ, 681, 269<\/a><\/p>\n\n\n\n

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Long-period maser-bearing Miras in the Galactic center. Period-luminosity relations and extinction estimates<\/strong>
M. Lewis, R. Bhattacharya, L.O. Sjouwerman, Y.M. Pihlstr\u00f6m, G. Pietrzy\u0144ski, R. Sahai, P. Karczmarek, M. G\u00f3rski<\/em>
2023, A&A, 677, 153<\/a><\/p>\n\n\n\n

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The eclipsing LMC star OGLE05155332-6925581: a clue for double periodic variables<\/strong>
R. Mennickent, Z. Ko\u0142aczkowski, G. Michalska, G. Pietrzy\u0144ski, R. Gallardo, L. Cidale, A. Granada, W. Gieren<\/em>
2008, MNRAS, 389, 1605<\/a><\/p>\n\n\n\n

Blue and yellow long-period variables in the direction of the Small Magellanic Cloud<\/strong>
R. Mennickent, L. Cidale, G. Pietrzy\u0144ski, W. Gieren, B. Sabogal<\/em>
2006, A&A, 457, 949<\/a><\/p>\n\n\n\n

The Araucaria project. Bright variable stars in NGC 6822 from a wide-field imaging survey<\/strong>
R. Mennickent, W. Gieren, I. Soszy\u0144ski, G. Pietrzy\u0144ski<\/em>
2006, A&A, 450, 873<\/a><\/p>\n\n\n\n

Spectroscopy of blue and yellow long-period variables in the Small Magellanic Cloud<\/strong>
R.E. Mennickent. L.S. Cidale, G. Pietrzy\u0144ski, W. Gieren, B. Sabogal<\/em>
2006, Revista Mexicana de Astronomia y Astrofisica Conference Series, 26, 74<\/a><\/p>\n\n\n\n

Revealing the nature of double-periodic blue variables in the Magellanic Clouds<\/strong>
R. Mennickent, L. Cidale, M. D’\u0131az, G. Pietrzy\u0144ski, W. Gieren, B. Sabogal<\/em>
2005, MNRAS, 357, 1219<\/a><\/p>\n\n\n\n

The Araucaria Project. Variable stars outside the Local Group: NGC 300<\/strong>
R. Mennickent, G. Pietrzy\u0144ski, W. Gieren<\/em>
2004, MNRAS, 350, 679<\/a><\/p>\n\n\n\n

Double-periodic blue variables in the Magellanic Clouds<\/strong>
R. Mennickent, G. Pietrzy\u0144ski, M. Diaz, W. Gieren<\/em>
2003, A&A, 399, L47<\/a><\/p>\n\n\n\n

Light curve analysis of Be star candidates in the Small Magellanic Cloud<\/strong>
R.E. Mennickent, G. Pietrzy\u0144ski, W. Gieren
2<\/a><\/em>003, ASPC, 292, 89<\/a><\/p>\n\n\n\n

On Be star candidates and possible blue pre-main sequence objects in the Small Magellanic Cloud<\/strong>
R. Mennickent, G. Pietrzy\u0144ski, W. Gieren, O. Szewczyk<\/em>
2002, A&A, 393, 887<\/a><\/p>\n\n\n\n

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Minniti et al.<\/h1>\n\n\n\n

The VVV Survey of the Milky Way: first year results<\/strong>
D. Minniti, J. Clari\u00e1, R. Saito, M. Hempel, P. Lucas, M. Rejkuba, I. Toledo, O. Gonzalez, J. Alonso-Garc’\u0131a, M. Irwin, E. Gonzalez-Solares, N. Cross, V. Ivanov, M. Soto, I. D\u00e9k\u00e1ny, R. Angeloni, M. Catelan, E. Am\u00f4res, S. Gurovich, J. Emerson, J. Lewis, …<\/em>
2011, BAAA, 54, 265<\/a><\/p>\n\n\n\n

VISTA Variables in the Via Lactea (VVV): The public ESO near-IR variability survey of the Milky Way<\/strong>
D. Minniti, P. Lucas, J. Emerson, R. Saito, M. Hempel, P. Pietrukowicz, A. Ahumada, M. Alonso, J. Alonso-Garcia, J. Arias, R. Bandyopadhyay, R. Barb\u00e1, B. Barbuy, L. Bedin, E. Bica, J. Borissova, L. Bronfman, G. Carraro, M. Catelan, J. Clari\u00e1, N. Cross, …<\/em>
2010, NewA, 15, 433<\/a><\/p>\n\n\n\n

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Nardetto et al.<\/h1>\n\n\n\n

The orbital parameters of the \u03b4 Cep inner binary system determined using 2019 HARPS-N spectroscopic data<\/strong>
N. Nardetto, V. Hocd\u00e9, P. Kervella, A. Gallenne, W. Gieren, D. Graczyk, A. Merand, M. Rainer, J. Storm, G. Pietrzy\u0144ski, B. Pilecki, E. Poretti, M. Bailleul, G. Bras, A. Afanasiev
<\/em>2024, A&A 684L, 9<\/a>
Corrigendum<\/a><\/p>\n\n\n\n

HARPS-N high spectral resolution observations of Cepheids II. The impact of the surface-brightness color relation on the Baade-Wesselink projection factor of eta Aql<\/strong>
N. Nardetto, W. Gieren, J. Storm, V. Hocde, G. Pietrzy\u0144ski, P. Kervella, A. Merand, A. Gallenne, D. Graczyk, B. Pilecki, E. Poretti, M. Rainer, B. Zgirski, P. Wielg\u00f3rski, G. Hajdu, M. G\u00f3rski, P. Karczmarek, W. Narloch, M. Taormina
<\/em>2023, A&A, 671A, 14<\/a><\/p>\n\n\n\n

Calibrating the surface brightness – color relation for late-type red giants stars in the visible domain using VEGA\/CHARA interferometric observations<\/strong>
N. Nardetto, A. Salsi, D. Mourard, V. Hocd\u00e9, K. Perraut, A. Gallenne, A. M\u00e9rand, D. Graczyk, G. Pietrzynski, W. Gieren, P. Kervella, R. Ligi, A. Meilland, F. Morand, P. Stee, I. Tallon-Bosc,T. ten Brummelaar
2020, A&A, 639, A67<\/a><\/p>\n\n\n\n

HARPS-N high spectral resolution observations of Cepheids I. The Baade-Wesselink projection factor of delta-Cep revisited<\/strong>
N. Nardetto, E. Poretti, M. Rainer, A. Fokin, P. Mathias, R.I. Anderson, A. Gallenne, W. Gieren, D. Graczyk, P. Kervella, A. M\u00e9rand, D. Mourard, H. Neilson, G. Pietrzy\u0144ski, B. Pilecki, J. Storm<\/em>
2017, A&A, 597, A73<\/a><\/p>\n\n\n\n

VEGA\/CHARA interferometric observations of Cepheids. I. A resolved structure around the prototype classical Cepheid delta-Cep in the visible spectral range<\/strong>
N. Nardetto, A. M\u00e9rand, D. Mourard, J. Storm, W. Gieren, P. Fouqu\u00e9, A. Gallenne, D. Graczyk, P. Kervella, H. Neilson, G. Pietrzy\u0144ski, B. Pilecki, J. Breitfelder, P. Berio, M. Challouf, J.-M. Clausse, R. Ligi, P. Mathias, A. Meilland, K. Perraut, …<\/em>
2016, A&A, 593, A45<\/a><\/p>\n\n\n\n

The Araucaria Project: the Baade-Wesselink projection factor of pulsating stars<\/strong>
N. Nardetto, J. Storm, W. Gieren, G. Pietrzy\u0144ski, E. Poretti<\/em>
2014, IAUS, 301, 145<\/a><\/p>\n\n\n\n

Understanding the dynamical structure of pulsating stars: The center-of-mass velocity and the Baade-Wesselink projection factor of the \u03b2 Cephei star \u03b1 Lupi<\/strong>
N. Nardetto, P. Mathias, A. Fokin, E. Chapellier, G. Pietrzy\u0144ski, W. Gieren, D. Graczyk, D. Mourard<\/em>
2013, A&A, 553, A112<\/a><\/p>\n\n\n\n

The Araucaria Project: the Baade-Wesselink projection factor of pulsating stars and interferometric contribution to the eclipsing binaries technique of distance determination<\/strong>
N. Nardetto. M. Challouf, G. Guiglion, D. Mourard, W. Gieren, G. Pietrzy\u0144ski. D. Graczyk<\/em>
2013, IAUS, 289, 179<\/a><\/p>\n\n\n\n

The Baade-Wesselink p-factor applicable to LMC Cepheids<\/strong>
N. Nardetto, A. Fokin, P. Fouqu\u00e9, J. Storm, W. Gieren, G. Pietrzy\u0144ski, D. Mourard, P. Kervella<\/em>
2011, A&A, 534, L16<\/a><\/p>\n\n\n\n

High-resolution spectroscopy for Cepheids distance determination. V. Impact of the cross-correlation method on the p-factor and the \u03b3-velocities<\/strong>
N. Nardetto, W. Gieren, P. Kervella, P. Fouqu\u00e9, J. Storm, G. Pietrzy\u0144ski, D. Mourard, D. Queloz<\/em>
2009, A&A, 502, 951<\/a><\/p>\n\n\n\n

From the Dynamics of Cepheids to the Milky Way Rotation, and the Distance Scale Calibration<\/strong>
N. Nardetto, P. Kervella, T. Barnes, D. Bersier, A. Fokin, P. Foqu\u00e9, W. Gieren, D. Gillet, J.H. Groh, S. Kraus, P. Mathias, A. M\u00e9rand, F. Millour, D. Mourard, G. Pietrzy\u0144ski, D. Queloz, A. Stoekl, J. Storm<\/em>
2009, AIPC, 1170, 13<\/a><\/p>\n\n\n\n

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Narloch et al.<\/h1>\n\n\n\n

Period\u2013luminosity relations for Galactic Type II Cepheids in the Sloan bands<\/strong>
W. Narloch G. Hajdu, G. Pietrzy\u0144ski, P. Wielg\u00f3rski, R. Smolec, W. Gieren, B. Zgirski, M. G\u00f3rski, P. Karczmarek, D. Graczyk<\/em>
2025, A&A, 697A, 30<\/a><\/p>\n\n\n\n

Period-luminosity and period-luminosity-metallicity relations for Galactic RR Lyrae stars in the Sloan bands<\/strong>
W. Narloch, G. Hajdu, G. Pietrzy\u0144ski, W. Gieren, B. Zgirski, P. Wielg\u00f3rski, P. Karczmarek, M. G\u00f3rski, D. Graczyk<\/em>
2024, A&A, 689A, 138<\/a><\/p>\n\n\n\n

Period-Luminosity Relations for Galactic Classical Cepheids in the Sloan Bands<\/strong>
W. Narloch, G. Hajdu, G. Pietrzy\u0144ski, W. Gieren, P. Wielg\u00f3rski, B. Zgirski, P. Karczmarek, M. G\u00f3rski, D. Graczyk<\/em>
2023, ApJ, 953, 14<\/a><\/p>\n\n\n\n

Metallicities and ages for star clusters and their surrounding fields in the Large Magellanic Cloud<\/strong>
W. Narloch, G. Pietrzy\u0144ski, W. Gieren, A.E. Piatti, P. Karczmarek, M. G\u00f3rski, D. Graczyk, R. Smolec, G. Hajdu, K. Suchomska, B. Zgirski, P. Wielg\u00f3rski, B. Pilecki, M. Taormina, M. Ka\u0142uszy\u0144ski, W. Pych, G. Rojas Garc\u00eda, M.O. Lewis<\/em>
2022, A&A, 666, A80<\/a><\/p>\n\n\n\n

Metallicities and ages for 35 star clusters and their surrounding fields in the Small Magellanic Cloud<\/strong>
W. Narloch, G. Pietrzy\u0144ski, W. Gieren, A. E. Piatti, M. G\u00f3rski, P. Karczmarek, D. Graczyk, K. Suchomska, B. Zgirski, P. Wielg\u00f3rski, B. Pilecki, M. Taormina, M. Ka\u0142uszy\u0144ski, W. Pych, G. Hajdu, G. Rojas Garc\u00eda<\/em>
2021, A&A, 647, A135<\/a> — database<\/a><\/p>\n\n\n\n

Candidates for non-pulsating stars located in the Cepheid instability strip in the Large Magellanic Cloud based on Str\u00f6mgren photometry<\/strong>
W. Narloch, G. Pietrzy\u0144ski, Z. Ko\u0142aczkowski, R. Smolec, M. G\u00f3rski, K. Kubiak, A. Udalski, I. Soszy\u0144ski, D. Graczyk, W. Gieren, P. Karczmarek, B. Zgirski, P. Wielg\u00f3rski, K. Suchomska, B. Pilecki, M. Taormina, M. Ka\u0142uszy\u0144ski<\/em>
2019, MNRAS, 489, 3285<\/a> — more information<\/a><\/p>\n\n\n\n

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Pietrzy\u0144ski et al.<\/h1>\n\n\n\n

Eclipsing Binary Stars as Precise and Accurate Distance Indicators<\/strong>
G. Pietrzy\u0144ski, D. Graczyk<\/em>
2024, “The Hubble Constant Tension” Springer Series in Astrophysics and Cosmology<\/a><\/p>\n\n\n\n

The Araucaria Project Establishes the Most Precise Benchmark for Cosmic Distances<\/strong>
G. Pietrzy\u0144ski, D. Graczyk, A. Gallenne, W. Gieren, I. Thompson, B. Pilecki, P. Karczmarek, M. G\u00f3rski, K. Suchomska, M. Taormina, B. Zgirski, P. Wielg\u00f3rski, N. Nardetto, P. Kervella, F. Bresolin, R.-P. Kudritzki, J. Storm, R. Smolec, W. Narloch, M. Ka\u0142uszy\u0144ski, S. Villanova<\/em>
2020, Msngr, 179, 24<\/a><\/p>\n\n\n\n

A distance to the Large Magellanic Cloud that is precise to one per cent<\/strong>
G. Pietrzy\u0144ski, D. Graczyk, A. Gallenne, W. Gieren, I.B. Thompson, B. Pilecki, P. Karczmarek, M. G\u00f3rski, K. Suchomska, M. Taormina, B. Zgirski, P. Wielg\u00f3rski, Z. Ko\u0142aczkowski, P. Konorski, S. Villanova, N. Nardetto, P. Kervella, F. Bresolin, R.-P. Kudritzki, J. Storm, …<\/em>
2019, Nature, 567, 200<\/a> — more information<\/a><\/p>\n\n\n\n

Classical Pulsators in Eclipsing Binary Systems<\/strong>
G. Pietrzy\u0144ski<\/em>
2018, Proceedings of the Polish Astronomical Society, 6, 229<\/a><\/p>\n\n\n\n

An eclipsing-binary distance to the Large Magellanic Cloud accurate to two per cent<\/strong>
G. Pietrzy\u0144ski, D. Graczyk, W. Gieren, I. Thompson, B. Pilecki, A. Udalski, I. Soszy\u0144ski, S. Koz\u0142owski, P. Konorski, K. Suchomska, G. Bono, P. Moroni, S. Villanova, N. Nardetto, F. Bresolin, R. Kudritzki, J. Storm, A. Gallenne, R. Smolec, D. Minniti, ….<\/em>
2013, Nature, 495, 76<\/a> — more information<\/a><\/p>\n\n\n\n

A precise and accurate distance to the Large Magellanic Cloud from late-type eclipsing-binary systems<\/strong>
G. Pietrzy\u0144ski, W. Gieren, D. Graczyk, I.-B. Thompson, B. Pilecki, N. Nardetto, R.-P. Kudritzki, F. Bresolin, G. Bono, P.P. Moroni, P. Konorski, M. G\u00f3rski, J. Storm, R. Smolec, P. Karczmarek<\/em>
2013, IAUS, 289, 169<\/a><\/p>\n\n\n\n

The Araucaria Project: Precise and accurate distance determination to the LMC and SMC<\/strong>
G. Pietrzy\u0144ski, D. Graczyk, W. Gieren, I.-B. Thompson, I. Soszy\u0144ski, B. Pilecki, J. Storm, P. Konorski, K. Suchomska, A. Gallenne, N. Nardetto, P. Karczmarek, M. G\u00f3rski<\/em>
2013, EAS, 64, 305<\/a><\/p>\n\n\n\n

RR-Lyrae-type pulsations from a 0.26-solar-mass star in a binary system<\/strong>
G. Pietrzy\u0144ski, I. Thompson, W. Gieren, D. Graczyk, K. St\u0119pie\u0144, G. Bono, P. Moroni, B. Pilecki, A. Udalski, I. Soszy\u0144ski, G. Preston, N. Nardetto, A. McWilliam, I. Roederer, M. G\u00f3rski, P. Konorski, J. Storm<\/em>
2012, Nature, 484, 75<\/a> — more information<\/a><\/p>\n\n\n\n

The Araucaria Project: Accurate Determination of the Dynamical Mass of the Classical Cepheid in the Eclipsing System OGLE-LMC-CEP-1812<\/strong>
G. Pietrzy\u0144ski, I. Thompson, D. Graczyk, W. Gieren, B. Pilecki, A. Udalski, I. Soszynski, G. Bono, P. Konorski, N. Nardetto, J. Storm<\/em>
2011, ApJ, 742, L20<\/a> — more information<\/a><\/p>\n\n\n\n

Erratum: “The Araucaria Project: First Cepheid Distance to the Sculptor Group Galaxy NGC 7793 from Variables Discovered in a Wide-field Imaging Survey”<\/strong>
G. Pietrzy\u0144ski, W. Gieren, M. Hamuy, G. Pignata, I. Soszy\u0144ski, A. Udalski, A. Walker, P. Fouqu\u00e9, F. Bresolin, R.-P. Kudritzki, A. Garc\u00eda-Varela<\/em>, O. Szewczyk, M. Szyma\u0144ski, M. Kubiak, \u0141. Wyrzykowski<\/em>
2011, AJ, 142, 178<\/a><\/p>\n\n\n\n

The dynamical mass of a classical Cepheid variable star in an eclipsing binary system<\/strong>
G. Pietrzy\u0144ski, I. Thompson, W. Gieren, D. Graczyk, G. Bono, A. Udalski, I. Soszy\u0144ski, D. Minniti, B. Pilecki<\/em>
2010, Nature, 468, 542<\/a> — more information<\/a><\/p>\n\n\n\n

The Araucaria Project: First Cepheid Distance to the Sculptor Group Galaxy NGC 7793 from Variables Discovered in a Wide-field Imaging Survey<\/strong>
G. Pietrzy\u0144ski, W. Gieren, M. Hamuy, G. Pignata, I. Soszy\u0144ski, A. Udalski, A. Walker, P. Fouqu\u00e9, F. Bresolin, R.-P. Kudritzki, A. Garc\u00eda-Varela<\/em>, O. Szewczyk, M. Szyma\u0144ski, M. Kubiak, \u0141. Wyrzykowski<\/em>
2010, AJ, 140, 1475<\/a><\/p>\n\n\n\n

The Araucaria Project. Population Effects on the V- and I-band Magnitudes of Red Clump Stars<\/strong>
G. Pietrzy\u0144ski, M. G\u00f3rski, W. Gieren, D. Laney, A. Udalski, A. Ciechanowska<\/em>
2010, AJ, 140, 1038<\/a><\/p>\n\n\n\n

Precise Distances to the Magellanic Clouds From Unique Late-Type Long-Period Eclipsing Binaries<\/strong>
G. Pietrzynski, I.B. Thompson, D. Graczyk, W. Gieren, D. Minniti<\/em>
2010, ASPC, 435, 13<\/a><\/p>\n\n\n\n

The Araucaria Project. Infrared Tip of the Red Giant Branch Distances to the Carina and Fornax Dwarf Spheroidal Galaxies<\/strong>
G. Pietrzy\u0144ski, M. G\u00f3rski, W. Gieren, V. Ivanov, F. Bresolin, R.-P. Kudritzki<\/em>
2009, AJ, 138, 459<\/a><\/p>\n\n\n\n

The Araucaria Project. Determination of the Large Magellanic Cloud Distance from Late-Type Eclipsing Binary Systems. I. OGLE-051019.64-685812.3<\/strong>
G. Pietrzy\u0144ski, I. Thompson, D. Graczyk, W. Gieren, A. Udalski, O. Szewczyk, D. Minniti, Z. Ko\u0142aczkowski, F. Bresolin, R.-P. Kudritzki<\/em>
2009, ApJ, 697, 862<\/a><\/p>\n\n\n\n

The Araucaria Project. Improving the Cosmic Distance Scale<\/strong>
G. Pietrzy\u0144ski, W. Gieren<\/em>
2009, Revista Mexicana de Astronomia y Astrofisica Conference Series, 35, 233<\/a><\/p>\n\n\n\n

The Araucaria Project: the Distance to the Sculptor Dwarf Spheroidal Galaxy from Infrared Photometry of RR Lyrae Stars<\/strong>
G. Pietrzy\u0144ski, W. Gieren, O. Szewczyk, A. Walker, L. Rizzi, F. Bresolin, R.-P. Kudritzki, K. Nalewajko, J. Storm, M. Dall’Ora, V. Ivanov<\/em>
2008, AJ, 135, 1993<\/a><\/p>\n\n\n\n

The Araucaria Project: The Distance to the Local Group Galaxy WLM from Cepheid Variables Discovered in a Wide-Field Imaging Survey<\/strong>
G. Pietrzy\u0144ski, W. Gieren, A. Udalski, I. Soszy\u0144ski, F. Bresolin, R.-P. Kudritzki, A. Garcia, D. Minniti, R. Mennickent, O. Szewczyk, M. Szyma\u0144ski, M. Kubiak, \u0141. Wyrzykowski<\/em>
2007, AJ, 134, 594<\/a><\/p>\n\n\n\n

The Araucaria Project<\/strong>
G. Pietrzy\u0144ski, W. Gieren<\/em>
2006, MmSAI, 77, 239<\/a><\/p>\n\n\n\n

The Araucaria Project: The Distance to the Sculptor Group Galaxy NGC 55 from a Newly Discovered Abundant Cepheid Population<\/strong>
G. Pietrzy\u0144ski, W. Gieren, I. Soszy\u0144ski, A. Udalski, F. Bresolin, R.-P. Kudritzki, R. Mennickent, A. Walker, A. Garcia, O. Szewczyk, M. Szyma\u0144ski, M. Kubiak, \u0141. Wyrzykowski<\/em>
2006, AJ, 132, 2556<\/a><\/p>\n\n\n\n

The Araucaria Project: A Wide-Field Photometric Survey for Cepheid Variables in NGC 3109<\/strong>
G. Pietrzy\u0144ski, W. Gieren, A. Udalski, I. Soszy\u0144ski, F. Bresolin, R.-P. Kudritzki, R. Mennickent, M. Kubiak, M. Szyma\u0144ski, S. Hidalgo<\/em>
2006, ApJ, 648, 366<\/a><\/p>\n\n\n\n

The Araucaria Project: The Distance to the Local Group Galaxy IC 1613 from Near-Infrared Photometry of Cepheid Variables<\/strong>
G. Pietrzy\u0144ski, W. Gieren, I. Soszy\u0144ski, F. Bresolin, R.-P. Kudritzki, M. Dall’Ora, J. Storm, G. Bono<\/em>
2006, ApJ, 642, 216<\/a><\/p>\n\n\n\n

A survey for OB associations in the Sculptor Group spiral galaxy NGC 7793<\/strong>
G. Pietrzy\u0144ski, K. Ulaczyk, W. Gieren, F. Bresolin, R. Kudritzki<\/em>
2005, A&A, 440, 783<\/a><\/p>\n\n\n\n

The Araucaria Project: The Distance to the Local Group Galaxy NGC 6822 from Cepheid Variables Discovered in a Wide-Field Imaging Survey<\/strong>
G. Pietrzy\u0144ski, W. Gieren, A. Udalski, F. Bresolin, R.-P. Kudritzki, I. Soszy\u0144ski, M. Szyma\u0144ski, M. Kubiak<\/em>
2004, AJ, 128, 2815<\/a><\/p>\n\n\n\n

The Araucaria project – improving stellar distance indicators<\/strong>
G. Pietrzy\u0144ski, W. Gieren<\/em>
2004, ASPC, 310, 87<\/a><\/p>\n\n\n\n

The Araucaria Project: Dependence of Mean K, J, and I Absolute Magnitudes of Red Clump Stars on Metallicity and Age<\/strong>
G. Pietrzy\u0144ski, W. Gieren, A. Udalski<\/em>
2003, AJ, 125, 2494<\/a><\/p>\n\n\n\n

The ARAUCARIA Project: Deep Near-Infrared Survey of Nearby Galaxies. I. The Distance to the Large Magellanic Cloud from K-Band Photometry of Red Clump Stars<\/strong>
G. Pietrzy\u0144ski, W. Gieren<\/em>
2002, AJ, 124, 2633<\/a><\/p>\n\n\n\n

Photometric Standard Stars in the BVI System in a Wide Field Centered on the Spiral Galaxy NGC 300<\/strong>
G. Pietrzy\u0144ski, W. Gieren, A. Udalski<\/em>
2002, PASP, 114, 298<\/a><\/p>\n\n\n\n

The ARAUCARIA Project: Discovery of Cepheid Variables in NGC 300 from a Wide-Field Imaging Survey<\/strong>
G. Pietrzy\u0144ski, W. Gieren, P. Fouqu\u00e9, F. Pont<\/em>
2002, AJ, 123, 789<\/a><\/p>\n\n\n\n

A Catalog of OB Associations in the spiral galaxy NGC 300<\/strong>
G. Pietrzy\u0144ski, W. Gieren, P. Fouqu\u00e9, F. Pont<\/em>
2001, A&A, 371, 497<\/a><\/p>\n\n\n\n

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Pilecki et al.<\/h1>\n\n\n\n

Cepheids with giant companions. II. Spectroscopic confirmation of nine new double-lined binary systems composed of two Cepheids<\/strong>
B. Pilecki, I.B. Thompson, F. Espinoza-Arancibia, G. Hajdu, W. Gieren, M. Taormina, G. Pietrzy\u0144ski, W. Narloch, G. Bono, A. Gallenne, P. Kervella, P. Wielg\u00f3rski, B. Zgirski, D. Graczyk, P. Karczmarek, N.R. Evans<\/em>
2024, A&A 686A, 263<\/a><\/p>\n\n\n\n

Discovery of a Binary-origin Classical Cepheid in a Binary System with a 59 day Orbital Period<\/strong>
B. Pilecki, I.B. Thompson, F. Espinoza-Arancibia, R.I. Anderson, W. Gieren, W. Narloch, J. Minniti, G. Pietrzy\u0144ski, M. Taormina, G. Bono, G. Hajdu<\/em>
2022, ApJL 940, 48P<\/a><\/p>\n\n\n\n

Cepheids with Giant Companions. I. Revealing a Numerous Population of Double-lined Binary Cepheids<\/strong>
B. Pilecki, G. Pietrzy\u0144ski, R.I. Anderson, W. Gieren, M. Taormina, W. Narloch, N.R. Evans, J. Storm<\/em>
2021, ApJ, 910, 118<\/a><\/p>\n\n\n\n

The Dynamical Mass and Evolutionary Status of the Type II Cepheid in the Eclipsing Binary System OGLE-LMC-T2CEP-211 with a Double-ring Disk<\/strong>
B. Pilecki, A. Dervi\u0219o\u011flu, W. Gieren, R. Smolec, I. Soszy\u0144ski, G. Pietrzy\u0144ski, I.B. Thompson, M. Taormina<\/em>
2018, ApJ, 868, 30<\/a><\/p>\n\n\n\n

The Araucaria Project: High-precision Cepheid Astrophysics from the Analysis of Variables in Double-lined Eclipsing Binaries<\/strong>
B. Pilecki, W. Gieren, G. Pietrzy\u0144ski, I.B. Thompson, R. Smolec, D. Graczyk, M. Taormina, A. Udalski, J. Storm, N. Nardetto, A. Gallenne, P. Kervella, I. Soszy\u0144ski, M. G\u00f3rski, P. Wielg\u00f3rski, K. Suchomska, P. Karczmarek, B. Zgirski
<\/em>2018, ApJ, 862, 43<\/a> — more information<\/a><\/p>\n\n\n\n

Mass and p-factor of the type II Cepheid OGLE-LMC-T2CEP-098 in a binary system<\/strong>
B. Pilecki, W. Gieren, R. Smolec, G. Pietrzy\u0144ski, I. B. Thompson, R. I. Anderson, G. Bono, I. Soszy\u0144ski, P. Kervella, N. Nardetto, M. Taormina, K. St\u0119pie\u0144, P. Wielg\u00f3rski<\/em>
2017, ApJ, 842, 110<\/a> — more information<\/a> — get data<\/a><\/p>\n\n\n\n

The Araucaria Project: The First-Overtone Classical Cepheid in the Eclipsing System OGLE-LMC-CEP-2532<\/strong>
B. Pilecki, D. Graczyk, W. Gieren, G. Pietrzynski, I.B. Thompson, R. Smolec, A. Udalski, I. Soszynski, P. Konorski, M. Taormina, A. Gallenne, D. Minniti, M. Catelan<\/em>
2015, ApJ, 806, 29<\/a> — more information<\/a> — get data<\/a><\/p>\n\n\n\n

Physical parameters and the projection factor of the classical Cepheid in the binary system OGLE-LMC-CEP-0227<\/strong>
B. Pilecki, D. Graczyk, G. Pietrzy\u0144ski, W. Gieren, I. Thompson, W. Freedman, V. Scowcroft, B. Madore, A. Udalski, I. Soszy\u0144ski, P. Konorski, R. Smolec, N. Nardetto, G. Bono, P. Prada Moroni, J. Storm, A. Gallenne<\/em>
2013, MNRAS, 436, 953<\/a> — more information<\/a> — get data<\/a><\/p>\n\n\n\n

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Pozo Nu\u00f1ez et al.<\/h1>\n\n\n\n

Modelling photometric reverberation mapping data for the next generation of big data surveys. Quasar accretion discs sizes with the LSST
<\/strong>F. Pozo Nu\u00f1ez, C. Bruckmann, S. Deesamutara, B. Czerny, S. Panda, A. P. Lobban, G. Pietrzy\u0144ski, K. L. Polsterer<\/em>
2023, MNRAS, 522, 2002<\/a><\/p>\n\n\n\n

A Survey for High-Mass Eclipsing Binaries
<\/strong>F. Pozo Nu\u00f1ez, R. Chini, A. Barr Dom\u00ednguez, Ch. Fein, M. Hackstein, G. Pietrzy\u0144ski; M. Murphy
<\/em>2019, MNRAS, 490, 5147<\/a><\/p>\n\n\n\n

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Rojas Garc\u00eda et al.<\/h1>\n\n\n\n

Precise physical parameters of three late-type eclipsing binary giant stars in the Large Magellanic Cloud
<\/strong>G. Rojas Garc\u00eda, D. Graczyk, G. Pietrzy\u0144ski, C. Ga\u0142an, W. Gieren, I. Thompson, K. Suchomska, M. Ka\u0142uszy\u0144ski, I. Soszy\u0144ski, A. Udalski, P. Karczmarek, W. Narloch, M. G\u00f3rski, P. Wielg\u00f3rski, B. Zgirski, N. Miller, G. Hajdu, B. Pilecki, M. Taormina, M. Lewis<\/em>
2024, A&A, 692A, 110<\/a><\/p>\n\n\n\n

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Salsi et al.<\/h1>\n\n\n\n

Progress on the calibration of surface brightness-color relations for early- and late-type stars<\/strong>
A. Salsi, N. Nardetto, D. Mourard, D. Graczyk, M. Taormina, O. Creevey, V. Hocd\u00e9, F. Morand, K. Perraut, G. Pietrzynski, G.H. Schaefer<\/em>
2021, A&A, 652, A26<\/a><\/p>\n\n\n\n

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Soszy\u0144ski et al.<\/h1>\n\n\n\n

The Araucaria Project: Distance to the Local Group Galaxy NGC 3109 from Near-Infrared Photometry of Cepheids<\/strong>
I. Soszy\u0144ski, W. Gieren, G. Pietrzy\u0144ski, F. Bresolin, R.-P. Kudritzki, J. Storm<\/em>
2006, ApJ, 648, 375<\/a><\/p>\n\n\n\n

Mean JHK Magnitudes of Fundamental-Mode Cepheids from Single-Epoch Observations<\/strong>
I. Soszy\u0144ski, W. Gieren, G. Pietrzy\u0144ski<\/em>
2005, PASP, 117, 823<\/a><\/p>\n\n\n\n

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Storm et al.<\/h1>\n\n\n\n

Precise distances to red giant stars with seismic data using the near-IR surface-brightness relation<\/strong>
J. Storm, D. Graczyk, M. Valentini, F. Anders, C. Chiappini, W. Gieren, G. Pietrzynski<\/em>
2018, IAUS, 334, 368<\/a><\/p>\n\n\n\n

Determining the Cepheid Period-Luminosity Relation Using Distances to Individual Cepheids from the Near-infrared Surface Brightness Method<\/strong>
J. Storm, W. Gieren, P. Fouqu\u00e9, T. Barnes, T. Granzer, N. Nardetto, G. Pietrzy\u0144ski, D. Queloz, I. Soszy\u0144ski, K. Strassmeier, M. Weber<\/em>
2012, Msngr, 147, 14<\/a><\/p>\n\n\n\n

Calibrating the Cepheid period-luminosity relation from the infrared surface brightness technique. II. The effect of metallicity and the distance to the LMC<\/strong>
J. Storm, W. Gieren, P. Fouqu\u00e9, T. Barnes, I. Soszy\u0144ski, G. Pietrzy\u0144ski, N. Nardetto, D. Queloz<\/em>
2011, A&A, 534, A95<\/a><\/p>\n\n\n\n

Calibrating the Cepheid period-luminosity relation from the infrared surface brightness technique. I. The p-factor, the Milky Way relations, and a universal K-band relation<\/strong>
J. Storm, W. Gieren, P. Fouqu\u00e9, T. Barnes, G. Pietrzy\u0144ski, N. Nardetto, M. Weber, T. Granzer, K. Strassmeier<\/em>
2011, A&A, 534, A94<\/a><\/p>\n\n\n\n

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Suchomska et al.<\/h1>\n\n\n\n

Evolved eclipsing binary systems in the Galactic bulge: Precise physical and orbital parameters of OGLE-BLG-ECL-305487 and OGLE-BLG-ECL-116218<\/strong>
K. Suchomska, D. Graczyk, C. Ga\u0142an, O. Zi\u00f3\u0142kowska, R. Smolec, G. Pietrzy\u0144ski, W. Gieren, S. Villanova, M. G\u00f3rski, I.B. Thompson, P. Wielg\u00f3rski, B. Zgirski, P. Karczmarek, B. Pilecki, M. Taormina, W. Narloch, G. Hajdu, M.O. Lewis, M. Ka\u0142uszy\u0144ski, G. Rojas Garc\u00eda<\/em>
2022, A&A 668, A30<\/a><\/p>\n\n\n\n

Accurate stellar parameters and distance to two evolved eclipsing binary systems, OGLE-BLG-ECL-123903 and OGLE-BLG-ECL-296596, towards the Galactic bulge<\/strong>
K. Suchomska, D. Graczyk, G. Pietrzy\u0144ski, W. Gieren, J. Ostrowski, R. Smolec, A. Tkachenko, M. G\u00f3rski, P. Karczmarek, P. Wielg\u00f3rski, B. Zgirski, I.B. Thompson, S. Villanova, B. Pilecki, M. Taormina, Z. Ko\u0142aczkowski, W. Narloch, I. Soszy\u0144ski<\/em>
2019, A&A, 621A, 93<\/a><\/p>\n\n\n\n

The Araucaria Project. Accurate stellar parameters and distance to evolved eclipsing binary ASAS J180057-2333.8 in Sagittarius Arm<\/strong>
K. Suchomska, D. Graczyk, R. Smolec, G. Pietrzynski, W. Gieren, K. Stepien, P. Konorski, B. Pilecki, S. Villanova, I.B. Thompson, M. Gorski, P. Karczmarek, P. Wielgorski, R.I. Anderson<\/em>
2015, MNRAS, 451, 651<\/a><\/p>\n\n\n\n

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Szewczyk et al.<\/h1>\n\n\n\n

The Araucaria Project: The Distance to the Small Magellanic Cloud from Near-Infrared Photometry of RR Lyrae Variables<\/strong>
O. Szewczyk, G. Pietrzy\u0144ski, W. Gieren, A. Ciechanowska, F. Bresolin, R.-P. Kudritzki<\/em>
2009, AJ, 138, 1661<\/a><\/p>\n\n\n\n

The Araucaria Project. The Distance of the Large Magellanic Cloud from Near-Infrared Photometry of RR Lyrae Variables<\/strong>
O. Szewczyk, G. Pietrzy\u0144ski, W. Gieren, J. Storm, A. Walker, L. Rizzi, K. Kinemuchi, F. Bresolin, R.-P. Kudritzki, M. Dall’Ora<\/em>
2008, AJ, 136, 272<\/a><\/p>\n\n\n\n

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Taormina et al.<\/h1>\n\n\n\n

Toward Early-type Eclipsing Binaries as Extragalactic Milestones. IV. Physical Properties of Three Detached O\/B-type Systems in the LMC<\/strong>
M. Taormina, G. Pietrzy\u0144ski, R.-P. Kudritzki, B. Pilecki, I.B. Thompson, J. Puls, M. G\u00f3rski, B. Zgirski, D. Graczyk, M.A. Urbaneja, W. Gieren, W. Narloch, G. Hajdu<\/em>
2025, ApJ, 980, 178T<\/a><\/p>\n\n\n\n

Toward Early-type Eclipsing Binaries as Extragalactic Milestones. III. Physical Properties of the O-type Eclipsing Binary OGLE LMC-ECL-21568 in a Quadruple System<\/strong>
M. Taormina, R.P. Kudritzki, B. Pilecki, G. Pietrzy\u0144ski, I.B. Thompson, J. Puls,M. G\u00f3rski, B. Zgirski, D. Graczyk, W. Gieren, G. Hajdu<\/em>
2024, ApJ 967, 64<\/a><\/p>\n\n\n\n

Towards early-type eclipsing binaries as extragalactic milestones: II. NLTE spectral analysis and stellar parameters of the detached O-type system OGLE-LMC-ECL-06782 in the LMC<\/strong>
<\/strong>M. Taormina, R.-P. Kudritzki, J. Puls, B. Pilecki, E. Sextl, G. Pietrzy\u0144ski, M.A. Urbaneja, W. Gieren<\/em>
2020, ApJ, 890, 137<\/a><\/p>\n\n\n\n

Towards early-type eclipsing binaries as extragalactic milestones: I. Physical parameters of OGLE-LMC-ECL-22270 and OGLE-LMC-ECL-06782<\/strong>
M. Taormina, G. Pietrzy\u0144ski, B. Pilecki, R.-P. Kudritzki, I. B. Thompson, D. Graczyk, W. Gieren, N. Nardetto, M. G\u00f3rski, K. Suchomska, B. Zgirski, P. Wielg\u00f3rski, P. Karczmarek, W. Narloch<\/em>
2019, ApJ, 886, 111<\/a><\/p>\n\n\n\n

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Urbaneja et al.<\/h1>\n\n\n\n

LMC Blue Supergiant Stars and the Calibration of the Flux-weighted Gravity-Luminosity Relationship<\/strong>
M.A. Urbaneja, R.-P. Kudritzki, W. Gieren, G. Pietrzy\u0144ski, F. Bresolin, N. Przybilla<\/em>
2017, AJ, 154, 102<\/a><\/p>\n\n\n\n

The Araucaria Project: The Local Group Galaxy WLM-Distance and Metallicity from Quantitative Spectroscopy of Blue Supergiants<\/strong>
M. Urbaneja, R.-P. Kudritzki, F. Bresolin, N. Przybilla, W. Gieren, G. Pietrzy\u0144ski<\/em>
2008, ApJ, 684, 118<\/a><\/p>\n\n\n\n

On the \u03b1-Element Abundance Gradients in the Disk of the Sculptor Spiral Galaxy NGC 300<\/strong>
M. Urbaneja, A. Herrero, F. Bresolin, R.-P. Kudritzki, W. Gieren, J. Puls, N. Przybilla, F. Najarro, G. Pietrzy\u0144ski<\/em>
2005, ApJ, 622, 862<\/a><\/p>\n\n\n\n

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Wielg\u00f3rski et al.<\/h1>\n\n\n\n

Projection factor and radii of Type II Cepheids: BL Her stars<\/strong>
P. Wielg\u00f3rski, G. Pietrzy\u0144ski, W. Gieren, B. Zgirski, M. G\u00f3rski, J. Storm, N. Nardetto, P. Kervella, G. Bras, G. Hajdu, V. Hocd\u00e9, B. Pilecki, W. Narloch, P. Karczmarek, W. Pych, R. Chini, K. Hodapp<\/em>
2024, A&A, 689A, 241<\/a><\/p>\n\n\n\n

An absolute calibration of the near-infrared Period-Luminosity Relations of Type II Cepheids in the Milky Way and in the Large Magellanic Cloud<\/strong>
<\/strong>P. Wielg\u00f3rski, G. Pietrzy\u0144ski, B. Pilecki, W. Gieren, B. Zgirski, M. G\u00f3rski, G. Hajdu, W. Narloch, P. Karczmarek, R. Smolec, P. Kervella, J. Storm, A. Gallenne, L. Breuval, M. Lewis, M. Ka\u0142uszy\u0144ski, D. Graczyk, W. Pych, K. Suchomska, M. Taormina, \u2026<\/em>
2022, ApJ, 927, 89<\/a><\/p>\n\n\n\n

The Metallicity Effect on Cepheid Absolute Magnitudes<\/strong>
P. Wielg\u00f3rski, G. Pietrzy\u0144ski, W. Gieren, M. G\u00f3rski, R.-P. Kudritzki, B. Zgirski, F. Bresolin, J. Storm, N. Matsunaga, D. Graczyk, I. Soszy\u0144ski<\/em>
2018, Proceedings of the Polish Astronomical Society, 6, 327<\/a><\/p>\n\n\n\n

The distance to the Small Magellanic Cloud from multiband period-luminosity relations for classical Cepheids and its dependence on metallicity<\/strong>
P. Wielg\u00f3rski, G. Pietrzy\u0144ski, W. Gieren<\/em>
2017, EPJ Web of Conferences, 152, 07011<\/a><\/p>\n\n\n\n

A Precision Determination of the Effect of Metallicity on Cepheid Absolute Magnitudes in VIJHK Bands from Magellanic Cloud Cepheids<\/strong>
P. Wielgorski, G. Pietrzynski, W. Gieren, M. Gorski, R.-P. Kudritzki, B. Zgirski, F. Bresolin, J. Storm, N. Matsunaga, D. Graczyk, I. Soszynski<\/em>
2017, ApJ, 842, 116<\/a><\/p>\n\n\n\n

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Zgirski et al.<\/h1>\n\n\n\n

The Infrared Surface Brightness technique applied to RR Lyrae stars from the solar neighborhood<\/strong>
B. Zgirski, W. Gieren, G. Pietrzy\u0144ski, M. G\u00f3rski, P. Wielg\u00f3rski, J. Storm, G. Bras, P. Kervella, N. Nardetto, G. Hajdu, R. Chini, M. Haas<\/em>
2024, A&A, 690A, 295<\/a><\/p>\n\n\n\n

New Near-infrared Period-Luminosity-Metallicity Relations for Galactic RR Lyrae Stars Based on Gaia EDR3 Parallaxes<\/strong>
B. Zgirski, G. Pietrzy\u0144ski, M. G\u00f3rski, W. Gieren, P. Wielg\u00f3rski, P. Karczmarek, G. Hajdu, M. Lewis, R. Chini, D. Graczyk, M. Ka\u0142uszy\u0144ski, W. Narloch, B. Pilecki, G. Garc\u00eda Rojas, K. Suchomska, M. Taormina<\/em>
2023, ApJ, 951, 114<\/a><\/p>\n\n\n\n

The Araucaria Project. Distances to Nine Galaxies Based on a Statistical Analysis of their Carbon Stars (JAGB Method)<\/strong>
<\/strong>B. Zgirski, G. Pietrzy\u0144ski, W. Gieren, M. G\u00f3rski, P. Wielg\u00f3rski, P. Karczmarek, F. Bresolin, P. Kervella, R.-P. Kudritzki, J. Storm, D. Graczyk, G. Hajdu, W. Narloch, B. Pilecki, K. Suchomska, M. Taormina<\/em>
2021, ApJ, 916, 19<\/a> — more information<\/a><\/p>\n\n\n\n

The Araucaria Project. The Distance to the Sculptor Group Galaxy NGC 7793 from Near-Infrared Photometry of Cepheid Variables<\/strong>
B. Zgirski, W. Gieren, G. Pietrzy\u0144ski, P. Karczmarek, M. G\u00f3rski, P. Wielg\u00f3rski, W. Narloch, D. Graczyk, P.-R. Kudritzki, F. Bresolin<\/em>
2018, Proceedings of the Polish Astronomical Society, 6, 329<\/a><\/p>\n\n\n\n

The Araucaria Project. The Distance to the Sculptor Group Galaxy NGC 7793 from Near-infrared Photometry of Cepheid Variables<\/strong>
B. Zgirski, W. Gieren, G. Pietrzy\u0144ski, P. Karczmarek, M. Gorski, P. Wielgorski, W. Narloch, D. Graczyk, R.-P. Kudritzki, F. Bresolin<\/em>
2017, ApJ, 847, 88<\/a><\/p>\n\n\n\n

The Araucaria Project. The distance to the Sculptor group galaxy NGC 7793 from near-infrared photometry of Cepheid variables<\/strong>
B. Zgirski, W. Gieren, G. Pietrzy\u0144ski, P. Karczmarek, M. G\u00f3rski, D. Graczyk, B. Pilecki, M. Taormina, K. Suchomska, P. Wielg\u00f3rski, P. Konorski<\/em>
2<\/a>0<\/a>1<\/a>7<\/a>,<\/a> <\/a>EPJ Web of Conferences, 152, 07010<\/a><\/p>\n\n\n\n

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This page provides information on papers published by members of the Araucaria Project sorted by the first author of a publication. The results are limited to the core-group, while the full results of all...<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-214","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/pages\/214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/comments?post=214"}],"version-history":[{"count":79,"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/pages\/214\/revisions"}],"predecessor-version":[{"id":3115,"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/pages\/214\/revisions\/3115"}],"wp:attachment":[{"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/media?parent=214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}