VizieR

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

VizieR

start AladinLite
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===N3NY017845
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)
_RAJ200016 08 13.76112 "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 49 02.3232 "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)
_RAB195016 06 02.43337 "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 56 55.9841 "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)
_Glon035.98847047 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+44.88193800 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_3N3NY017845  (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)
HTM6N1022032   [NS0-3] HTM-6 designation as in GSC2.2 (Note 1)   (obs.field)
RAJ2000242.057338 deg (i) Right Ascension (J2000), at "Epoch" (pos.eq.ra;meta.main)
DEJ2000+20.817312 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 0.26 arcsec Mean error on DEdeg (Note 2)   (stat.error;pos.eq.dec)
Epoch1987.305 yr Epoch of the position (time.epoch)
Fmag19.76 mag (i) Magnitude in F photographic band (red) (phot.mag;em.opt.R)
e_Fmag 0.47 mag Mean error on Fmag (stat.error;phot.mag)
n_Fmag35   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
jmag20.84 mag (i) Magnitude in Bj photographic band (blue) (phot.mag;em.opt.B)
e_jmag 0.46 mag Mean error on jmag (stat.error;phot.mag)
n_jmag18   Coded emulsion / bandpass / filter (Note 2)   (meta.note)
Vmag  mag (i) Magnitude in V photographic band (green) (phot.mag;em.opt.V)
e_Vmag  mag Mean error on Vmag (stat.error;phot.mag;em.opt.V)
n_Vmag    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)
Bmag20.51 mag Magnitude in B band (Johnson blue) (phot.mag;em.opt.B)
e_Bmag 0.51 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)
Status 1022204  Source status flag (Note 4)   (meta.code.error)
M    [M] 'M' for multiple object (Note 5)   (phot.mag;em.IR.4-8um)
a 2.79 pix Semi-major axis of fitting ellipse (phys.angSize;src)
e 0.38   Eccentricity of fitting ellipse (src.orbital.eccentricity)
aPA 32.8 deg Position angle (N->E) of fitting ellipse (pos.posAng)
  
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