VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

start AladinLite
J/ApJ/582/382/table1 Chandra X-ray sources in Orion Nebula Cluster (Flaccomio+, 2003)
X-ray sources detected in the Orion Nebula Cluster (742 rows)
  recno=198
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200005 35 11.7000 "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)
_DEJ2000-05 23 40.610 "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)
_RAB195005 32 44.2407 "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)
_DEB1950-05 25 34.233 "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)
_Glon209.0059099 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-19.4039065 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)
198recno 198  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Xseq198  X-ray source number ([FDM2003] X NNN in Simbad) (meta.id)
RAJ200005 35 11.70 "h:m:s" (i) Source hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-05 23 40.61 "d:m:s" (i) Source degree of Declination (J2000) (pos.eq.dec;meta.main)
e_Pos 0.25 arcsec Statistical uncertainty in RA and DE (stat.error)
S/N 21.83  Detection signal-to-noise ratio (stat.snr)
Cts 94.54 ct X-ray counts (phot.count;em.X-ray)
e_Cts 11.25 ct Uncertainty in Cts (stat.error)
Exp 63.15 ks Effective exposure time (Note 1)   (time.duration;obs.exposure)

XlistXlist  Close Optical sources in table4 (meta.ref.url)
  
elapse time 0

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

© Université de Strasbourg/CNRS

    • Contact