VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
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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/AJ/122/2810
  Chandra Deep Field North Survey. V. (Brandt+, 2001)
ReadMe+ftp
2001AJ....122.2810B
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/122/2810/table3Main Chandra Point-Source Catalog (370 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)
  Seq (char) Source number (1-370, S1-S11) (Note 1)   (meta.id)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  PosErr arcsec Positional error (stat.error)
  l_Fcnt (char) Limit flag on Fcnt (meta.code.error)
  Fcnt ct Full band counts (Note 2)   (phot.count;em.X-ray)
  e_Fcnt ct (n) The 1σ statistical error in Fcnt (stat.error)
  f_Fcnt (char) [abc ] Flag on Fcnt3) (meta.code.error)
  l_Scnt (char) Limit flag on Scnt (meta.code.error)
  Scnt ct Soft band (0.5-2keV ) counts (Note 2)   (phot.count;em.X-ray)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_Scnt ct (n) The 1σ statistical error in Scnt (stat.error)
  f_Scnt (char) [abc ] Flag on Scnt (Note 3)   (meta.code.error)
  l_Hcnt (char) Limit flag on Hcnt (meta.code.error)
  Hcnt ct Hard band (2-8keV) counts (Note 2)   (phot.count;em.X-ray)
  e_Hcnt ct (n) The 1σ statistical error in Hcnt (stat.error)
  f_Hcnt (char) [abc ] Flag on Hcnt (Note 3)   (meta.code.error)
  l_UHcnt (char) Limit flag on UHcnt (meta.code.error)
  UHcnt ct Ultrahard band (4-8keV) counts (Note 2)   (phot.count;em.X-ray)
  e_UHcnt ct (n) The 1σ statistical error in UHcnt (stat.error)
  f_UHcnt (char) [abc ] Flag on UHcnt (Note 3)   (meta.code.error)
  l_HR (char) Limit flag on HR (meta.code.error)
  HR  (n) Hardness band ratio (Note 4)   (phot.flux;arith.ratio)
  E_HR  (n) Upper limit error on HR (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_HR  (n) Lower limit error on HR (stat.error)
  l_Sp+Index (char) Limit flag on Sp+Index (meta.code.error)
  Sp+Index  Effective photon index (Note 5)   (spect.index)
  f_Sp+Index (char) [d] Indicates Sp+Index set to given value due to low number of counts (meta.code.error)
  ExpTime ks Effective exposure time (time.duration;obs.exposure)
  l_FFB (char) Limit flag on FFB (meta.code.error)
  FFB 10-18W/m2Full band (0.5-8keV) observed-frame flux in units of 10–15 erg/cm2/s (Note 6)   (phot.flux)
  l_FSB (char) Limit flag on FSB (meta.code.error)
  FSB 10-18W/m2Soft band (0.5-2keV) observed-frame flux in units of 10–15 erg/cm2/s (Note 6)   (phot.flux)
  l_FHB (char) Limit flag on FHB (meta.code.error)
  FHB 10-18W/m2Hard band (2-8keV) observed-frame flux in units of 10–15 erg/cm2/s (Note 6)   (phot.flux)
  l_FUHB (char) Limit flag on FUHB (meta.code.error)
  FUHB 10-18W/m2Ultrahard band (4-8keV) observed-frame flux in units of 10–15 erg/cm2/s (Note 6)   (phot.flux)
  Note (char) Source notes (Note 7)   (meta.note)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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