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===N345103968
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)
_RAJ200020 45 50.26344 "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 06 37.3176 "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)
_RAB195020 43 53.00681 "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+35 55 37.1646 "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)
_Glon077.58821662 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-04.32715645 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_3N345103968  (i) [NS0-9A-Z] Identification of the object (Note 1)   (meta.id;meta.main)
GSC1   Identification in GSC Version 1 (Cat. I/254) (meta.note)
HTM6N0333011   [NS0-3] HTM-6 designation as in GSC2.2 (Note 1)   (obs.field)
RAJ2000311.459431 deg (i) Right Ascension (J2000), at "Epoch" (pos.eq.ra;meta.main)
DEJ2000+36.110366 deg (i) Declination in (J2000), at "Epoch" (pos.eq.dec;meta.main)
e_RAJ2000 0.35 arcsec Mean error on RAdeg (Note 2)   (stat.error;pos.eq.ra)
e_DEJ2000 0.36 arcsec Mean error on DEdeg (Note 2)   (stat.error;pos.eq.dec)
Epoch1992.496 yr Epoch of the position (time.epoch)
Fmag15.73 mag (i) Magnitude in F photographic band (red) (phot.mag;em.opt.R)
e_Fmag 0.43 mag Mean error on Fmag (stat.error;phot.mag)
n_Fmag35   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
jmag17.81 mag (i) Magnitude in Bj photographic band (blue) (phot.mag;em.opt.B)
e_jmag 0.42 mag Mean error on jmag (stat.error;phot.mag)
n_jmag18   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Vmag16.63 mag (i) Magnitude in V photographic band (green) (phot.mag;em.opt.V)
e_Vmag 0.30 mag Mean error on Vmag (stat.error;phot.mag;em.opt.V)
n_Vmag 1   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Nmag10.15 mag (i) Magnitude in N photographic band (0.8µm) (phot.mag;em.IR.8-15um)
e_Nmag 0.46 mag Mean error on Nmag (stat.error;phot.mag;em.IR.8-15um)
n_Nmag37   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)
Bmag18.12 mag Magnitude in B band (Johnson blue) (phot.mag;em.opt.B)
e_Bmag 0.41 mag Mean error on Bmag (stat.error;phot.mag;em.opt.B)
n_Bmag 7   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Class0   [0,5] Object class (Note 3)   (meta.code.class)
Status1000111306  Source status flag (Note 4)   (meta.code.error)
M    [M] 'M' for multiple object (Note 5)   (phot.mag;em.IR.4-8um)
a 3.49 pix Semi-major axis of fitting ellipse (phys.angSize;src)
e 0.06   Eccentricity of fitting ellipse (src.orbital.eccentricity)
aPA 28.9 deg Position angle (N->E) of fitting ellipse (pos.posAng)
  
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