VizieR

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

VizieR

  
J/A+A/278/6
  BL Lac objects and OVV quasars (Xie+ 1993)
ReadMe+ftp
1993A&A...278....6X
Similar Catalogs
Post annotation 		  
1.J/A+A/278/6/table1X-ray selected BL Lac objects (43 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Note (char) [ *@] If (*) or (@); BL Lac objects discussed in previous paper (Xie et al., 1991) (meta.note)
  Designation (char) Coordinate designation (1950) (meta.id;meta.main)
  Name (char) VizieR added column, not part of original data (meta.id)
  m(min) mag Faintest apparent V magnitude (phot.mag)
  r_m(min) (char) See note (Note 1)   (meta.ref)
  z  Redshift (src.redshift)
  r_z  See note (Note 1)   (meta.ref)
  log(L) [10-7W] (n)Bolometric luminosity (phys.luminosity)
  r_log(L) (char) See note (Note 1)   (meta.ref)
  log[Delta(t_min)] [s] (n)Minimum variability timescale Delta(t_min) (time.scale)
  r_Delta(t_min) (char) See note (Note 1)   (meta.ref)
  alpha  (n)Optical spectral index alpha (spect.index)
  r_alpha  (n)See note (Note 1)   (meta.ref)
  eta(ob)  (n)Efficiency of the conversion of accreted matter into energy (stat.param)
  delta  (n)Doppler factor delta (meta.note)
  m(corr) mag Corrected apparent magnitude (phot.mag;em.opt.B)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  
elapse time 0