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Details - VIRAC2 time series

Title VIRAC2 time series
Version 1
Data Provider/P.I. Dante Minniti
Data Collection VVVX
Data Release DR3
Submission Date 2024-11-25
Publication Date 2024-12-18
Description Table containing the time series data (photometric and astrometric), for the sources listed in VIRAC2 Source catalogue
Please refer to the full data release description for further information.
Telescope ESO-VISTA
Instrument VIRCAM
Technique of Observation IMAGE,JITTER
Start of Observations 55,226.223 (2010-01-30T18:21:40)
End of Observations 58,727.107 (2019-09-01T16:34:38)
Filter Set/bands Z Y J H Ks
Sky Solid Angle 591.177
Number of Records 95768366366
Number of Columns 22
Reference
Acknowledgment Policy Please include the following acknowledgment in any published material that makes use of this data product: Based on data obtained from the ESO Science Archive Facility with DOI: https://doi.org/10.18727/archive/68
Position Name Description Data Type Data Size UCD Physical Unit
1 sourceid unique source identifier INT64 1 meta.id;meta.main
2 catid unique catalogue identifier INT64 1 meta.id
3 mjdobs epoch of observation DOUBLE 1 time.epoch;meta.main d
4 filter observation bandpass STRING 10 instr.bandpass
5 seeing observation seeing DOUBLE 1 instr.obsty.seeing arcsec
6 ra right ascension DOUBLE 1 pos.eq.ra deg
7 de declination DOUBLE 1 pos.eq.dec deg
8 era error on right ascension DOUBLE 1 stat.error;pos.eq.ra mas
9 edec error on declination DOUBLE 1 stat.error;pos.eq.dec mas
10 mag magnitude FLOAT 1 phot.mag mag
11 emag error on magnitude FLOAT 1 stat.error;phot.mag mag
12 phot_flag photometric error flag INT16 1 meta.code.error;phot.mag
13 x detector X position FLOAT 1 pos.cartesian.x pixel
14 y detector Y position FLOAT 1 pos.cartesian.y pixel
15 ex error on detector X position FLOAT 1 stat.error;pos.cartesian.x pixel
16 ey error on detector Y position FLOAT 1 stat.error;pos.cartesian.y pixel
17 cnf_ctr CASU confidence value of centroid pixel INT32 1 meta.code.qual
18 chi dophot chi of detection FLOAT 1 stat.fit.chi2
19 objtype dophot object type INT16 1 meta.code.class
20 ext VIRCAM detector number INT16 1 meta.id;instr.det
21 ast_res_chisq chi squared of astrometric residual FLOAT 1 stat.fit.chi2
22 ambiguous_match flag indicating shared detection LOGICAL 1 meta.code