VizieR

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VizieR

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J/ApJ/736/21/bgccat Galaxy clusters optical catalog from AMF on SDSS DR6 (Szabo+ 2011)
Catalog of brightest cluster galaxy candidates (205768 rows)
  recno=142400
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ColumnValue  Explain   (UCD)
_RAJ200014 28 59.232 "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+17 19 14.16 "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)
_RAB195014 26 38.064 "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+17 32 34.80 "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)
_Glon014.482870 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+65.446952 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)
142400recno 142400  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

BCG47706.1  (i) BCG candidate identifier (Note 1)   (meta.id;meta.main)
SDSS587742576992583753  SDSS ID number (see casjobs.sdss.org) (meta.id)
RAJ2000217.2468 deg (i) Right ascension in decimal degrees, J2000 (pos.eq.ra;meta.main)
DEJ2000+17.3206 deg (i) Declination in decimal degrees, J2000 (pos.eq.dec;meta.main)
k00-0.244 mag K-correction for z=0.0 (Note G1)   (arith.factor;phot.mag)
k03-0.068 mag K-correction for z=0.3 from Kcorrect v4.1.4 (arith.factor;phot.mag)
k05 0.199 mag K-correction for z=0.5 from Kcorrect v4.1.4 (arith.factor;phot.mag)
umag17.118 mag Extinction corrected u-band apparent mag. (phot.mag;em.opt.U)
e_umag 0.020 mag Error in model magnitude, u-band (stat.error;phot.mag;em.opt.U)
gmag15.217 mag Extinction corrected g-band apparent mag. (phot.mag;em.opt.B)
e_gmag 0.003 mag Error in model magnitude, g-band (stat.error;phot.mag;em.opt.B)
rmag14.391 mag Extinction corrected r-band apparent mag. (phot.mag;em.opt.R)
e_rmag 0.002 mag Error in model magnitude, r-band (stat.error;phot.mag;em.opt.R)
imag13.986 mag Extinction corrected i-band apparent mag. (phot.mag;em.opt.I)
e_imag 0.002 mag Error in model magnitude, i-band (stat.error;phot.mag;em.opt.I)
zmag13.675 mag Extinction corrected z-band apparent mag. (pos.cartesian.z)
e_zmag 0.004 mag Error in model magnitude, z-band (stat.error;phot.mag;em.opt.I)
zp0.0602   Photometric redshift (src.redshift.phot)
zs    Spectroscopic redshift (src.redshift)
L200 23.64  Λ200 richness of host cluster (Note G2)   (src.class.richness)
rMAG-22.48 mag Computed absolute r-band magnitude (Note 3)   (phys.magAbs)
  
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