Welcome

The main goal of the Araucaria Project is to improve the calibration of the cosmic distance scale in the local Universe. We are tracing down the environmental dependencies of the various standard candles by comparing their distances obtained with different methods.

Recent results:

• • • Distance determination to the LMC precise to 1% — paper
    • Zero-point shift of Gaia DR2 parallaxes — paper
    • Multi-band Calibrations of the TRGB Absolute Magnitude — paper
    • The effect of metallicity on Cepheid period-luminosity relations — paper
    • Type II Cepheid in the eclipsing binary OGLE-LMC-T2CEP-211 — paper
    • Geometrical 1% Distance to the Short-period Binary Cepheid V1334 Cygni — paper
    • High-precision Cepheid astrophysics (based on 7 Cepheids) — paper — data
    • Physical parameters of LMC eclipsing binaries — paper
    • NGC 7793 distance from NIR P-L relations for Cepheids — paper
    • Metallicity effect on Cepheid absolute magnitudes — paper
    • Type II Cepheid in an Eclipsing System — paper — data
    • Occurrence of BEPs in the classical instability strip — paper — data
    • Surface brightness-color calibration — paper

For more results search PAPERS and glimpse at SCIENCE HIGHLIGHTS.