VizieR

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

VizieR

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I/305/out The Guide Star Catalog, Version 2.3.2 (GSC2.3) (STScI, 2006)
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The Full GSC2.3.2 Catalogue (945592683 objects) (945592683 rows) 		  GSC2.3===N2OT000020
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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 20 04.90704 "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+16 42 54.0576 "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 17 47.52128 "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+16 33 23.1392 "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)
_Glon058.30703890 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-10.97503868 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_3N2OT000020  (i) [NS0-9A-Z] Identification of the object (Note 1)   (meta.id;meta.main)
GSC11631-02240  Identification in GSC Version 1 (Cat. I/254) (meta.note)
HTM6N0312131   [NS0-3] HTM-6 designation as in GSC2.2 (Note 1)   (obs.field)
RAJ2000305.020446 deg (i) Right Ascension (J2000), at "Epoch" (pos.eq.ra;meta.main)
DEJ2000+16.715016 deg (i) Declination in (J2000), at "Epoch" (pos.eq.dec;meta.main)
e_RAJ2000 0.29 arcsec Mean error on RAdeg (Note 2)   (stat.error;pos.eq.ra)
e_DEJ2000 0.29 arcsec Mean error on DEdeg (Note 2)   (stat.error;pos.eq.dec)
Epoch1992.735 yr Epoch of the position (time.epoch)
Fmag13.59 mag (i) Magnitude in F photographic band (red) (phot.mag;em.opt.R)
e_Fmag 0.41 mag Mean error on Fmag (stat.error;phot.mag)
n_Fmag35   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
jmag13.61 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)
Vmag12.62 mag (i) Magnitude in V photographic band (green) (phot.mag;em.opt.V)
e_Vmag 0.33 mag Mean error on Vmag (stat.error;phot.mag;em.opt.V)
n_Vmag 1   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Nmag13.20 mag (i) Magnitude in N photographic band (0.8µm) (phot.mag;em.IR.8-15um)
e_Nmag 0.44 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)
Bmag13.73 mag Magnitude in B band (Johnson blue) (phot.mag;em.opt.B)
e_Bmag 0.52 mag Mean error on Bmag (stat.error;phot.mag;em.opt.B)
n_Bmag 7   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Class3   [0,5] Object class (Note 3)   (meta.code.class)
Status1101111506  Source status flag (Note 4)   (meta.code.error)
M    [M] 'M' for multiple object (Note 5)   (phot.mag;em.IR.4-8um)
a 5.58 pix Semi-major axis of fitting ellipse (phys.angSize;src)
e 0.24   Eccentricity of fitting ellipse (src.orbital.eccentricity)
aPA164.3 deg Position angle (N->E) of fitting ellipse (pos.posAng)
  
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