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I/271/out The GSC 2.2 Catalogue (STScI, 2001)
The Full GSC2.2.1 Catalogue (455851237 objects) (455851237 rows)
  GSC2.2===N030102249706
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Note: The construction of the GSC-II is still in progress: this version has no proper motions, and the magnitude limits are 18.5 in F (red) and 19.5 in J (blue). The data are copyrighted, check the data use Policy.

ColumnValue  Explain   (UCD)
_RAJ200019 39 04.195 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+30 03 26.27 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195019 37 05.491 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+29 56 30.43 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon064.8344 deg Galactic longitude (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat+03.9819 deg Galactic latitude (computed by VizieR, not part of the original data) (pos.galactic.lat)

GSC2.2N030102249706  Identification of the object (Note 1)   (meta.id;meta.main)
RA(ICRS)294.767478 deg Right Ascension in ICRS (J2000), at Epoch (pos.eq.ra;meta.main)
DE(ICRS)+30.057297 deg Declination in ICRS (J2000) (pos.eq.dec;meta.main)
Epoch1995.590 yr Epoch of the position (time.epoch)
e_RAdeg 0.397 arcsec Mean error on RAdeg (Note 2)   (stat.error)
e_DEdeg 0.402 arcsec Mean error on DEdeg (Note 2)   (stat.error)
Rmag12.09 mag Magnitude in F photographic band (red) (Note 6)   (phot.mag;em.opt.R)
e_Rmag 0.46 mag Mean error on Rmag (Note 2)   (stat.error)
Bjmag15.49 mag Magnitude in J photographic band (blue) (Note 6)   (phot.mag;em.opt.B)
e_Bjmag 0.37 mag Mean error on Bjmag (Note 2)   (stat.error)
Vmag  mag Magnitude in V photographic band (green) (Note 6)   (phot.mag;em.opt.V)
e_Vmag  mag Mean error on Vmag (Note 2)   (stat.error)
Imag  mag Magnitude in N photographic band (Note 6)   (phot.mag;em.opt.I)
e_Imag  mag Mean error on Imag (Note 2)   (stat.error)
Class3   [0,5] Object class (Note 3)   (src.class)
a 6.58 pix Semi-major axis of fitting ellipse (phys.angSize;src)
e 0.37  Eccentricity of fitting ellipse (src.orbital.eccentricity)
aPA 48.6 deg Position angle (N thru E) of fitting ellipse (pos.posAng)
Status10000115  Source status flag (Note 4)   (meta.code)
Np 2  Number of plates (Note 5)   (meta.number)
  
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