VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

start AladinLite
J/ApJS/192/10/table3 Chandra ACIS survey in 383 nearby galaxies. I. (Liu, 2011)
Individual observations of X-ray sources (52542 rows)
  recno=29362
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200003 33 26.63500 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-36 08 13.9600 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195003 31 32.02572 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-36 18 15.4700 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon237.95360452 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-54.63097995 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
29362recno 29362  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Group 14   [1/320] Group number (meta.id)
CXOJ033326.635-360813.96  Source name (JHHMMSS.sss+DDMMSS.ss) (Note 1)   (meta.id;meta.main)
IDet6869.s3.17  Individual detection designation (Note 2)   (meta.id;obs)
Exp 16124 s Exposure time after deadtime correction (time.duration;obs.exposure)
MJD53845.417 d Modified Julian Date of observation (time.epoch)
OAA114 arcsec Off-axis angle (instr.offset)
VigF 0.953  Vignetting factor (Note 3)   (instr.param)
eRA 0.16 arcsec Right Ascension statistical positional error (stat.error)
eDE 0.25 arcsec Declination statistical positional error (stat.error)
ePos 1.0 arcsec Source positional uncertainty (Note 4)   (stat.error)
Sigma 3.2  Detection significance (Note 5)   (stat.likelihood;obs)
Cts 6.6 ct Background-subtracted photon counts (Note 6)   (phot.count;em.X-ray)
e_Cts 2.6 ct Uncertainty in Cts (stat.error)
bgct 0.2 ct Expected background counts (Note 7)   (instr.background)
CMS 1.00   The (M-S)/(H+M+S) X-ray color (Note 8)   (phot.count;arith.ratio)
e_CMS 0.50   Uncertainty in CMS (stat.error)
CHM-0.13   The (H-M)/(H+M+S) X-ray color (Note 8)   (phot.count;arith.ratio)
e_CHM 0.88   Uncertainty in CHM (stat.error)
FX 3.5e-15 mW/m2 Source flux; in erg/s/cm2 (Note 9)   (phot.flux;em.X-ray)
PKS 3.1e-01   Kolmogorov-Smirnov variability probability (Note 10)   (src.var)
SQHdim  Source description (Note 11)   (src.class)

_RA053.360979 deg (i) Positions from CXO names (right ascension part) (pos.eq.ra;meta.main)
_DE-36.137211 deg (i) Positions from CXO names (declination part) (pos.eq.dec;meta.main)
  
elapse time 1

Thanks for acknowledging the VizieR Service
Rules of usage of VizieR data

© Université de Strasbourg/CNRS

    • Contact