VizieR

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

VizieR

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I/305/out The Guide Star Catalog, Version 2.3.2 (GSC2.3) (STScI, 2006)
The Full GSC2.3.2 Catalogue (945592683 objects) (945592683 rows)
  GSC2.3===NBWB000333
Post annotation about this record

Note: This version of the GSC-II has no proper motions, but the limits on brightness which existed on GSC2.2 (F<18.5, Bj<19.5) were removed.

ColumnValue  Explain   (UCD)
_RAJ200000 38 17.56152 "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+42 27 47.1780 "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)
_RAB195000 35 34.03194 "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+42 11 18.3310 "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)
_Glon120.34684541 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-20.34265389 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)

GSC2.3NBWB000333  (i) [NS0-9A-Z] Identification of the object (Note 1)   (meta.id;meta.main)
GSC12792-01700  Identification in GSC Version 1 (Cat. I/254) (meta.note)
HTM6N3300323   [NS0-3] HTM-6 designation as in GSC2.2 (Note 1)   (obs.field)
RAJ2000009.573173 deg (i) Right Ascension (J2000), at "Epoch" (pos.eq.ra;meta.main)
DEJ2000+42.463105 deg (i) Declination in (J2000), at "Epoch" (pos.eq.dec;meta.main)
e_RAJ2000 0.04 arcsec Mean error on RAdeg (Note 2)   (stat.error;pos.eq.ra)
e_DEJ2000 0.03 arcsec Mean error on DEdeg (Note 2)   (stat.error;pos.eq.dec)
Epoch2000.000 yr Epoch of the position (time.epoch)
Fmag  mag (i) Magnitude in F photographic band (red) (phot.mag;em.opt.R)
e_Fmag  mag Mean error on Fmag (stat.error;phot.mag)
n_Fmag    Coded emulsion / bandpass / filter (Note 2)   (meta.note)
jmag  mag (i) Magnitude in Bj photographic band (blue) (phot.mag;em.opt.B)
e_jmag  mag Mean error on jmag (stat.error;phot.mag)
n_jmag    Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Vmag10.97 mag (i) Magnitude in V photographic band (green) (phot.mag;em.opt.V)
e_Vmag 0.06 mag Mean error on Vmag (stat.error;phot.mag;em.opt.V)
n_Vmag42   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Nmag  mag (i) Magnitude in N photographic band (0.8µm) (phot.mag;em.IR.8-15um)
e_Nmag  mag Mean error on Nmag (stat.error;phot.mag;em.IR.8-15um)
n_Nmag    Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Umag  mag Magnitude in U band (Johnson) (phot.mag;em.opt.U)
e_Umag  mag Mean error on Umag (stat.error;phot.mag;em.opt.U)
n_Umag    Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Bmag11.47 mag Magnitude in B band (Johnson blue) (phot.mag;em.opt.B)
e_Bmag 0.06 mag Mean error on Bmag (stat.error;phot.mag;em.opt.B)
n_Bmag41   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Class0   [0,5] Object class (Note 3)   (meta.code.class)
Status 99999900  Source status flag (Note 4)   (meta.code.error)
M    [M] 'M' for multiple object (Note 5)   (phot.mag;em.IR.4-8um)
a  pix Semi-major axis of fitting ellipse (phys.angSize;src)
e    Eccentricity of fitting ellipse (src.orbital.eccentricity)
aPA  deg Position angle (N->E) of fitting ellipse (pos.posAng)
  
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