VizieR

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

VizieR

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II/287/skydot Northern Sky Variability Survey (NSVS) (Wozniak+, 2004)
Skydot catalog (19995106 rows)
  recno=12087618
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ColumnValue  Explain   (UCD)
_RAJ200002 30 33.2712 "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)
_DEJ2000-01 06 33.012 "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)
_RAB195002 28 00.3763 "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)
_DEB1950-01 19 49.930 "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)
_Glon169.5011489 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-54.7580082 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)
12087618recno12087618  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000037.63863 deg (i) Median right ascension of centroid (J2000) (pos.eq.ra;meta.main)
e_RAJ2000 20 10-5deg Mean error on RAdeg (stat.error;pos.eq.ra)
DEJ2000-01.10917 deg (i) Median right ascension of centroid (J2000) (pos.eq.dec;meta.main)
e_DEJ2000 30 10-5deg Mean error on DEdeg (stat.error;pos.eq.dec)
mag12.093 mag Unfiltered optical magnitude 450-1000nm, effective wavelength or R band, median value from "good" points (phot.mag;em.opt)
e_mag 0.025 mag Mean error on mag around median (stat.error;phot.mag)
emag 0.018 mag Median error bar of "good" points (stat.error;phot.mag)
Nobs175  Number of "good" points (meta.number)
N1247  Number of all points without RADECFLIP Cag (meta.number)
Ndet247  Number of all object detections (meta.number)
flag0   [0,3] Object flags (meta.code.error)
  
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Rules of usage of VizieR data

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