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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.

ERC grantScience is FreedomEclipsing BEP

Recent results:

•OGLE LMC562.05.9009 - Cepheid in the eclipsing system Gieren et al.2015, ApJ, 815, 28 - (data)
•FO Cepheid in the Eclipsing System Pilecki et al.2015, ApJ, 806, 29 - (data)
•Totally eclipsing double-giant system Hełminiak et al.2015, MNRAS, 448, 1945
•Improved SB-color relation for early type stars Challouf et al.2014, A&A, 570, A104
•Searching for visual companions of close Cepheids Gallenne et al.2014, A&A, 567, A60
•Eclipsing Binary System Composed of Two Cepheids Gieren et al.2014, ApJ, 786, 80
•Distance to the SMC from Eclipsing Binaries Graczyk et al.2014, ApJ, 780, 59
•Companion of AX Cir revealed with VLTI Gallenne et al.2014, A&A, 561, L3
•Physical parameters of a Cepheid in a binary system Pilecki et al.2013, MNRAS, 436, 953 - (data)
•Distance Determination to M33 from Cepheids Gieren et al.2013, ApJ, 773, 69
•Detection of the companion of V1334 Cyg Gallenne et al.2013, A&A, 552, A21
•Eclipsing-binary distance to LMC accurate to 2% Pietrzyński et al.2013, Nature, 495, 76
•Pulsation models for star mimicking RR Lyr Smolec et al.2013, MNRAS, 428, 3034
•Accurate Distance to Eclipsing Binary in SMC Graczyk et al.2012, ApJ, 750, 144
•Pulsating 0.26-M☉ star in a binary system Pietrzyński et al.2012, Nature, 484, 75