VizieR

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

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

  
J/ApJ/615/897
  Chandra X-Ray sources in the γ Cyg Field (Becker+, 2004)
ReadMe+ftp
2004ApJ...615..897B
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/615/897/table1(c)Chandra X-Ray sources in the γ Cygni field (38 rows)
2.J/ApJ/615/897/table2(c)Candidate counterparts to the X-ray sources in the γ Cygni field (34 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortJoin tables
more join
Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)[BWA2004] (char) (i) Name
   (ALL)RAJ2000 deg (i) Right Ascension (J2000) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
  (1)r1 arcsec Extraction radius
  (1)N ct Approximate vignetting-corrected number of source counts
  (1)S/N  Detection signal-to-noise ratio
  (1)r2 arcsec X-ray position uncertainty (1σ radius) (Note 1)   
  (1)Sep1 arcsec (n) Radial separation between X-ray position and USNO position of counterpart
  (1)Sep2 arcsec (n) Radial separation between X-ray position and 2MASS position of counterpart
  (1)Sep3 arcsec (n) Radial separation between X-ray position and ROSAT position of counterpart

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)f_Sep3 (char) Flag on Sep3 (Note 2)   
  (1)Cand (char) indicates that candidates are proposed in table2
  (1)Opt (char) Display the nearby sources from 2MASS, GSC2, and USNO catalogues
  (2)N(USNO) ct (n) Average number of accidental coincidences expected in the region searched (Note 1)   
  (2)RA2deg deg (n) 2MASS Right Ascension (J2000)
  (2)DE2deg deg (n) 2MASS Declination (J2000)
  (2)N(2MASS) ct (n) Average number of accidental coincidences expected in the region searched (Note 1)   
  (2)delta arcsec (n) Angular separation between the USNO and 2MASS candidate counterpart

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 2