Index of /ogle/ogle3/OIII-CVS/lmc/dpv
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The Optical Gravitational Lensing Experiment.
The OGLE-III Catalog of Variable Stars.
X. Enigmatic Class of Double Periodic Variables
in the Large Magellanic Cloud
R. Poleski, I. Soszynski, A. Udalski, M.K. Szymanski,
M. Kubiak, G. Pietrzynski, L. Wyrzykowski, and K. Ulaczyk
=======================================================================
rpoleski@astrouw.edu.pl
This directory contains the tenth part of the OGLE-III Catalog of Variable
Stars - Double Periodic Variables in the Large Magellanic Cloud.
The directory structure is as follows:
README - this file
ident.dat - identification of stars
DPV.dat - parameters of DPVs
phot/I/ - I-band photometry of individual objects
phot/V/ - V-band photometry of individual objects
phot.tar.gz - gzipped phot/ directory
fcharts/ - finding charts of individual objects
remarks.txt - remarks on selected objects
pap.ps.gz - postscript version of the paper Poleski et al. (2010),
Acta Astron. 60, 179, describing the catalog.
Format of the file ident.dat:
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Bytes Format Units Description
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1- 16 A16 --- Star's ID in the form OGLE-LMC-DPV-NNN
18- 25 A8 --- OGLE-III field
27- 32 I6 --- OGLE-III database number
34- 35 I1 h Right ascension, equinox J2000.0 (hours)
37- 38 I2 m Right ascension, equinox J2000.0 (minutes)
40- 41 F5.2 s Right ascension, equinox J2000.0 (seconds)
43 A1 --- Declination, equinox J2000.0 (sign)
44- 45 I2 deg Declination, equinox J2000.0 (degrees)
47- 48 I2 arcmin Declination, equinox J2000.0 (arc minutes)
50- 53 F4.1 arcsec Declination, equinox J2000.0 (arc seconds)
55- 69 A15 --- OGLE-II ID
71- 85 A15 --- MACHO ID
87- 98 A12 --- GCSVS IDs
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Format of the file DPV.dat:
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Bytes Format Units Description
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1- 16 A16 --- Star's ID in the form OGLE-LMC-DPV-NNN
18- 23 F6.3 mag I-band magnitude corresponding to the maximum of the
orbital cycle and mean brightness in the long cycle
25- 30 F6.3 mag V-band magnitude corresponding to the maximum of the
orbital cycle and mean brightness in the long cycle
32- 41 F10.6 days Short period
43- 50 F8.6 days Uncertainty of the short period
52- 61 F10.5 days Time of short period minimum brightness (HJD-2450000)
63- 67 F5.3 mag I-band amplitude of short period (maximum-minimum)
69- 76 F8.3 days Long period
78- 83 F7.3 days Uncertainty of the long period
85- 92 F8.3 days Time of long period minimum brightness (HJD-2450000)
94- 98 F5.3 mag I-band amplitude of long period (maximum-minimum)
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Finding charts are gzipped Postscript images. The names of the files are in
the form: ID.ps.gz. The finding charts are 60"x60" subframes of the I-band
reference frames centered on the stars. White cross marks the star. North
is up and East to the left.
Any presentation of the scientific analysis or usage of the data from
the Catalog of Double Periodic Variables from the LMC should include the
appropriate reference(s) to OGLE paper(s).
Updates:
2011-12-23 Objects from OGLE-LMC-DPV-126 to OGLE-LMC-DPV-137 added. They
were found by R. Mennickent (private communication) in
the OGLE-II data.