VizieR

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

VizieR

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I/251/rsc95r01 VLBI International Celestial Reference Frame (ICRF) (Ma+, 1997)
ICRF RSC(WGRF)95 R 01 all sources (608 rows)
  recno=228
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ColumnValue  Explain   (UCD)
_RAJ200008 36 39.21521500 "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)
_DEJ2000-20 16 59.5035000 "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)
_RAB195008 34 24.59795619 "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)
_DEB1950-20 06 30.4700726 "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)
_Glon243.57065581505 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+12.23111722019 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)
228recno 228  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ICRFJ083639.2-201659  ICRF designation (Note)   (meta.id;meta.main)
IERS0834-201  IERS designation (Note)   (meta.id)
cD   [DCO] Defining / Candidate / Other category of source (Note)   (meta.note)
X    X band structure index (spect.index;em.X-ray)
S    S band structure index (spect.index)
Hip    [* ] Link to Hipparcos reference frame (Note)   (meta.ref;pos.frame)
RAJ200008 36 39.215215 "h:m:s" (i) Right Ascension (J2000) hours (pos.eq.ra;meta.main)
DEJ2000-20 16 59.50350 "d:m:s" (i) Declination (J2000) degrees (pos.eq.dec;meta.main)
e_RAJ2000 0.000035 s Uncertainty in Right Ascension (stat.error;pos.eq.ra)
e_DEJ2000 0.00071 arcsec Uncertainty in Declination (stat.error;pos.eq.dec)
Corr-0.113   [-1,1] RA/Dec correlation (stat.correlation)
Ep2447992.6 d Mean date of observation (JD) (time.epoch)
O12446841.3 d First date of observation (JD) (time.epoch;obs)
Ol2449651.3 d Last Julian date of observation (JD) (time.epoch;obs)
Nsess 5  Number of observing sessions (meta.number)
Ndel 33  Number of delay, delay rate obs. pairs (meta.number)
  
elapse time 1

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Rules of usage of VizieR data

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