================================================================================= The OGLE Collection of Variable Stars Heartbeat stars in the Galactic bulge and Magellanic Clouds M. Wrona, M. Ratajczak, P.A. Kolaczek-Szymanski, S. Kozlowski, I. Soszynski, P. Iwanek, A. Udalski, M. K. Szymanski, P. Pietrukowicz, D. M. Skowron, J. Skowron, P. Mroz, R. Poleski, M. Gromadzki, K. Ulaczyk, and K. Rybicki Photometric Analysis of the OGLE Heartbeat Stars M. Wrona, M. Ratajczak, P.A. Kolaczek-Szymanski, S. Kozlowski ================================================================================= mwrona@astrouw.edu.pl This directory contains the OGLE catalog of heartbeat binary systems toward the Galactic bulge. The directory structure is as follows: README - this file ident.dat - identification of stars hb.dat - basic parameters of heartbeat binary systems model.dat - Kumar's model parameters and uncertainties obtained using MCMC analysis phot/I_o2/ - I-band OGLE-II photometry of individual stars (1997-2000) phot/V_o2/ - V-band OGLE-II photometry of individual stars (1997-2000) phot/phot_ogle2.tar.gz - gzipped *_o2/ directories phot/I_o3/ - I-band OGLE-III photometry of individual stars (2001-2009) phot/V_o3/ - V-band OGLE-III photometry of individual stars (2001-2009) phot/phot_ogle3.tar.gz - gzipped *_o3/ directories phot/I_o4/ - I-band OGLE-IV photometry of individual stars (2010-2020) phot/V_o4/ - V-band OGLE-IV photometry of individual stars (2010-2020) phot/phot_ogle4.tar.gz - gzipped *_o4/ directories phot/I/ - combined I-band photometry of individual stars (1997-2020) phot/V/ - combined V-band photometry of individual stars (1997-2020) phot/phot.tar.gz - gzipped I/ and V/ directories fcharts/ - finding charts of individual stars kumar/corner/ - corner plots of sampler of individual stars kumar/lc/ - light curve with fitted model (top panel) and magnitude residulas (bottom panel) of individual stars paper1.pdf - PDF version of the paper Wrona et al. (2022), ... describing the collection. paper2.pdf - PDF version of the paper Wrona et al. (2022), ... presenting the analysis of stars from the collection. Format of the file ident.dat: ----------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 16 A16 --- ID Identifier (1) 18- 19 A2 --- Type Type (2) 21- 22 I2 h RAh Hour of Right Ascension (J2000) 24- 25 I2 min RAm Minute of Right Ascension (J2000) 27- 31 F5.2 s RAs Second of Right Ascension (J2000) 33- 33 A1 --- DE- Sign of the Declination (J2000) 34- 35 I2 deg DEd Degree of Declination (J2000) 37- 38 I2 arcmin DEm Arcminute of Declination (J2000) 40- 43 F4.1 arcsec DEs Arcsecond of Declination (J2000) 45- 60 A16 --- OGLE-IV OGLE-IV identifier 62- 76 A15 --- OGLE-III OGLE-III identifier 78- 92 A15 --- OGLE-II OGLE-II identifier 94-123 A30 --- Other Other identifiers (3) -------------------------------------------------------------------------------- Note (1): In the format OGLE-MMM-HB-NNNN, where MMM is a location indicator (BLG - Galactic bulge, LMC - Large Magellanic Cloud, SMC - Small Magellanic Cloud), and NNNN is a 4-digit number. Note (2): RG = system contaning a red giant star; MS = system contaning a main-sequence (or post main-sequence) star. Note (3): From OCVS or (if does not exist) the best match with SIMBAD/AAVSO/ASAS-SN database. Format of the file hb.dat: ----------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 16 A16 --- ID Identifier (1) 18- 23 F6.3 mag Imag Intensity mean I-band magnitude 25- 30 F6.3 mag Vmag Intensity mean V-band magnitude 32- 44 F13.8 d P Orbital period 46- 55 F10.4 d T0 Epoch of the periastron passage; HJD-2450000 57- 61 F5.3 mag A Kumar's model peak-to-peak I-band amplitude 63- 68 F6.4 deg e Orbital eccentricity 70- 74 F5.2 deg i Orbital inclination 76- 81 F6.2 deg omega Argument of periastron 83- 91 A9 --- Var Additional variability (2) 93 I1 --- Model Kumar's model flag (3) -------------------------------------------------------------------------------- Note (1): In the format OGLE-MMM-HB-NNNN, where MMM is a location indicator (BLG - Galactic bulge, LMC - Large Magellanic Cloud, SMC - Small Magellanic Cloud), and NNNN is a 4-digit number. Note (2): ECL = eclipses or spots; OSARG = OGLE Small Amplitude Red Giant oscillations; TEO = Tidally-excited oscillations; MISC = miscalloues variability. Note (3): 1 = well-fitted Kumar's model to the light curve; 0 = fitted model is unreliable, use with caution. Format of the file model.dat: ----------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 16 A16 --- ID Identifier (1) 18- 30 F13.8 d P Orbital period 32- 41 F10.8 d e_P The 50th-16th percentile of parameter distribution in P 43- 52 F10.8 d E_P The 84th-50th percentile of parameter distribution in P 54- 59 F6.4 --- e Orbital eccentricity 61- 66 F6.4 --- e_e The 50th-16th percentile of parameter distribution in e 68- 73 F6.4 --- E_e The 84th-50th percentile of parameter distribution in e 75- 79 F5.2 deg i Orbital inclination 81- 85 F5.2 deg e_i The 50th-16th percentile of parameter distribution in i 87- 91 F5.2 deg E_i The 84th-50th percentile of parameter distribution in i 93- 98 F6.2 deg omega Argument of periastron 100-105 F6.2 deg e_omega The 50th-16th percentile of parameter distribution in omega 107-112 F6.2 deg E_omega The 84th-50th percentile of parameter distribution in omega 114-123 F10.4 d T0 Epoch of the periastron passage; HJD-2450000 125-131 F7.4 d e_T0 The 50th-16th percentile of parameter distribution in T0 133-139 F7.4 d E_T0 The 84th-50th percentile of parameter distribution in T0 141-148 F8.6 --- S Scaling factor 150-157 F8.6 --- e_S The 50th-16th percentile of parameter distribution in S 159-166 F8.6 --- E_S The 84th-50th percentile of parameter distribution in S 168-176 F9.6 --- C Zero point offset 178-185 F8.6 --- e_C The 50th-16th percentile of parameter distribution in C 187-194 F8.6 --- E_C The 84th-50th percentile of parameter distribution in C -------------------------------------------------------------------------------- Note (1): In the format OGLE-MMM-HB-NNNN, where MMM is a location indicator (BLG - Galactic bulge, LMC - Large Magellanic Cloud, SMC - Small Magellanic Cloud), and NNNN is a 4-digit number. Format of the files with photometry (OGLE-BLG-HB-NNNN.dat) ----------------------------------------------------------------------------------- Bytes Format Units Description ----------------------------------------------------------------------------------- 1 - 10 F10.5 days Heliocentric Julian Day - 2450000 12 - 17 F6.3 mag Magnitude 19 - 23 F5.3 mag Uncertainty of magnitude ----------------------------------------------------------------------------------- Finding charts are gzipped Postscript images. These are 1'x1' subframes of the I-band reference frames centered on the star. White cross marks the star. North is up and East to the left. Figures related to the MCMC modeling of light curves using Kumar's model are Portable Network Graphics (.png) images. Any presentation of the scientific analysis or usage of the data from the catalog of heartbeat stars in the Galactic bulge should include the appropriate reference(s) to OGLE paper(s).