VizieR

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

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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J/ApJS/117/319
  Northern RASS X-ray sources catalog (Appenzeller+ 1998)
ReadMe+ftp
1998ApJS..117..319A
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/117/319/table1(c)Count-rate- and area-limited X-ray complete subsample (674 rows)
2.J/ApJS/117/319/table2(c)Additional sources outside the count-rate- and Area-limited subsample (70 rows)
3.J/ApJS/117/319/notesIndividual notes (452 rows)

Simple ConstraintList Of Constraints
 
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)Seq (char) Internal designation for the X-ray sources in the six study areas (Note 1)   (meta.id;meta.main)
  (1+2)RXJ (char) RXJ designation (meta.id;meta.main)
  (1+2)RA2000 "h:m:s" (i) X-source right ascension (2000) (pos.eq.ra;meta.main)
  (1+2)DE2000 "d:m:s" (i) X-source declination (2000) (pos.eq.dec;meta.main)
  (1+2)CRate ct/s Net X-ray source count rate (Note 2)   (phot.count;em.X-ray)
  (1+2)e_CRate ct/s rms uncertainty on CountRate (stat.error)
  (1+2)HR1  Hardness ratio HR1 (Note 3)   (phot.flux;arith.ratio)
  (1+2)e_HR1  rms uncertainty on HR1 (stat.error)
  (1+2)HR2  Hardness ratio HR2 (Note 3)   (phot.flux;arith.ratio)
  (1+2)e_HR2  rms uncertainty on HR2 (stat.error)

ALL cols		    
 (i)indexed column
  (1+2)FX 10-13mW/m2X-ray flux (phot.flux;em.X-ray)
  (1+2)DRA arcsec (n) RA(X)-RA(O) (Note 4)   (pos.eq.ra;arith.diff)
  (1+2)DDE arcsec (n) DE(X)-DE(O) (Note 4)   (pos.eq.dec;arith.diff)
  (1+2)Q   [1-4] Identification quality index (Note 5)   (meta.code.qual)
  (1+2)Class (char) Classification of the optical counterpart (Note 6)   (src.class)
  (1+2)SpType (char) Spectral type for stellar sources (src.spType)
  (1+2)z  (n) Redshift for extragalactic sources (src.redshift)
  (1+2)Vmag mag (n) V magnitude (phot.mag;em.opt.V)
  (1+2)B-V mag (n) B-V colour index (phot.color;em.opt.B;em.opt.V)
  (1+2)XV  (n) XV index (log(fX/fV) (Note 7)   (spect.index)
  (1+2)F4.85GHz mJy (n) Radio flux at 4.85GHz (6cm) for sources within 0°<DE<+75°, from Gregory and Condon (1991, Cat. VIII/14) (phot.flux.density;em.radio.3-6GHz)
  (1+2)Name (char) designation of the (main) optical counterpart, if known (Note 8)   (meta.id.assoc)
  (1+2)Rem (char) [R] remark detailed in file notes.dat (meta.note)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)Note (char) Text of the note (meta.note)

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