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


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

  Radio to X-Ray distribution of BL Lac Objects (Giommi+, 1995)
Post annotation
1.J/A+AS/109/267/table1(c)Radio selected BL Lacs 1Jy and S4 surveys (39 rows)
2.J/A+AS/109/267/table2(c)X-ray selected BL Lacs from the Einstein IPC Slew Survey (44 rows)
3.J/A+AS/109/267/table3(c)Serendipitous X-ray BL Lacs Einstein EMSS and EXOSAT HGLS (45 rows)
4.J/A+AS/109/267/table4(c)Miscellaneous BL Lacs (12 rows)
5.J/A+AS/109/267/table5Multifrequency data (1386 rows)

Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)Name (char) (i) Source name (;meta.main)
  (1+2+3+4)Other (char) Other names (
  (1+2+3+4)RA2000 "h:m:s" (i) Right ascension 2000.0 (pos.eq.ra;meta.main)
  (1+2+3+4)DE2000 "d:m:s" (i) Declination 2000.0 (pos.eq.dec;meta.main)
   (ALL)Ref (char) References (Note 1)   (meta.ref)
  (5)nu Hz Frequency (em.freq)
  (5)SX mW/m2 Flux in the X-ray band, where the measurements are often near the instruments sensitivity limit (phot.flux;em.X-ray)
  (5)e_SX mW/m2 (n) []? rms uncertainty on flux (stat.error)

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