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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  Optical observations of eight BL Lacs (Raiteri+ 1998)
Post annotation
1.J/A+AS/132/361/meanObservations (20 rows)

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)
  BLLac (char) (i) Source designation (;meta.main)
  RAJ2000 "h:m:s" (i) Right ascension (J2000.0) (from table1) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination (J2000.0) (from table1) (pos.eq.dec;meta.main)
  Band (char) [VRB] Band (meta.code;instr.filter)
  Date1 "Y:M:D" (n)Observation date (beginning) (time.epoch;obs)
  Date2 "Y:M:D" (n)Observation date (end) (time.epoch;obs)
  magmin mag (n) Minimum magnitude (phot.mag)
  magmax mag (n) Maximum magnitude (phot.mag)
  Nobs   [1/21] Number of observations (meta.number)
  LC  plot of the light curve (meta.ref.url)
  SimbadName (char) Designation understandable by the Simbad data-base (

ALL cols
(n) indicates a possible blank or NULL column(i)indexed column
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