{"id":2237,"date":"2022-12-09T03:00:41","date_gmt":"2022-12-09T03:00:41","guid":{"rendered":"https:\/\/araucaria.camk.edu.pl\/?page_id=2237"},"modified":"2026-02-24T16:49:50","modified_gmt":"2026-02-24T16:49:50","slug":"synthetic-population-of-binary-cepheids","status":"publish","type":"page","link":"https:\/\/araucaria.camk.edu.pl\/index.php\/data-collection\/synthetic-population-of-binary-cepheids\/","title":{"rendered":"Synthetic population of binary Cepheids"},"content":{"rendered":"\n<p>Visualization of the <strong>matrix of shifts in distance moduli<\/strong> can be accessed as a python notebook run on Google Colab:<strong> <a rel=\"noreferrer noopener\" href=\"https:\/\/colab.research.google.com\/drive\/1X136FEF6NMDy7itzx-r8N9y6Bb73-7l4?usp=sharing\" target=\"_blank\">here<\/a><\/strong><\/p>\n\n\n\n<p>Shifts in distance moduli are also available to download as a binary file (.npy), which can be extracted using a command: <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import numpy as np\nd = np.load('shiftsDM.npy',allow_pickle=True).item()\n<\/code><\/pre>\n\n\n\n\n\n<p><\/p>\n\n\n\n<p>The file has a structure of a Python dictionary and the keywords look like this:<br><\/p>\n\n\n\n<p><code>DAC008to02-W_JK<\/code> <\/p>\n\n\n\n<p>which means that:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>the reference and target galaxies\n<ul class=\"wp-block-list\">\n<li>were created on the basis of set D of initial parameters distributions (D)<\/li>\n\n\n\n<li>were created with the instability strip prescription of Anderson (A)<\/li>\n\n\n\n<li>were created from the star formation history based on the Cepheid ages (C)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>the reference galaxy has metallicity Z=0.008 (008)<\/li>\n\n\n\n<li>the target galaxy has metallicity Z=0.02 (02)<\/li>\n\n\n\n<li>the results are presented in the Wesenheit index W<sub>JK<\/sub><\/li>\n<\/ul>\n\n\n\n<p>Download: <a href=\"https:\/\/araucaria.camk.edu.pl\/synt-pop-bin-cep\/shiftsDM.npy\" data-type=\"post\">shiftsDM.npy<\/a><\/p>\n\n\n\n<p>Download: <a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/1538-4357\/ac6354\/pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Paper I<\/a><\/p>\n\n\n\n<p>Download: <a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/1538-4357\/acc845\">Paper II<\/a><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Visualization of the matrix of shifts in distance moduli can be accessed as a python notebook run on Google Colab: here Shifts in distance moduli are also available to download as a binary file&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":3107,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2237","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/pages\/2237","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=2237"}],"version-history":[{"count":9,"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/pages\/2237\/revisions"}],"predecessor-version":[{"id":2715,"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/pages\/2237\/revisions\/2715"}],"up":[{"embeddable":true,"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/pages\/3107"}],"wp:attachment":[{"href":"https:\/\/araucaria.camk.edu.pl\/index.php\/wp-json\/wp\/v2\/media?parent=2237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}