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/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/table6Supplementary Chandra point-source catalog (11 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. ((unassigned);meta.version;arith.diff;phys.veloc)
  Seq (char) Source number (1-370, S1-S11) (Note 1)   ((unassigned);meta.version;arith.diff;spect.line.veloc)
  RAJ2000 "h:m:s" Hour of Right Ascension (J2000) ((unassigned);pos.galactic.lon;arith.diff;(unassigned);arith)
  DEJ2000 "d:m:s" Degree of Declination (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  PosErr arcsec Positional error ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  l_Fcnt (char) Limit flag on Fcnt ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  Fcnt ct Full band counts (Note 2)   ((unassigned);meta.version;arith.diff;time.duration;(unassigned);(unassigned))
  e_Fcnt ct (n) The 1{sigma} statistical error in Fcnt ((unassigned);meta.version;arith.diff;time.age;meta.main)
  f_Fcnt (char) [abc ] Flag on Fcnt3) ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  l_Scnt (char) Limit flag on Scnt ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  Scnt ct Soft band (0.5-2keV ) counts (Note 2)   ((unassigned);meta.version;arith.diff;time.duration;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_Scnt ct (n) The 1{sigma} statistical error in Scnt ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  f_Scnt (char) [abc ] Flag on Scnt (Note 3)   ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  l_Hcnt (char) Limit flag on Hcnt ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  Hcnt ct Hard band (2-8keV) counts (Note 2)   ((unassigned);(unassigned);(unassigned);time.duration;(unassigned);(unassigned))
  e_Hcnt ct (n) The 1{sigma} statistical error in Hcnt ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  f_Hcnt (char) [abc ] Flag on Hcnt (Note 3)   ((unassigned);meta.version;arith.diff;pos.galactic.lon)
  l_UHcnt (char) Limit flag on UHcnt ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  UHcnt ct Ultrahard band (4-8keV) counts (Note 2)   ((unassigned);(unassigned);(unassigned);time.duration;(unassigned);(unassigned))
  e_UHcnt ct (n) The 1{sigma} statistical error in UHcnt ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  f_UHcnt (char) [abc ] Flag on UHcnt (Note 3)   ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  l_HR (char) Limit flag on HR ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  HR  (n) Hardness band ratio (Note 4)   ((unassigned);meta.version;arith.diff;meta.abstract;instr.offset)
  E_HR  (n) Upper limit error on HR ((unassigned);instr.calib;stat.min;time.age;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_HR  (n) Lower limit error on HR ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  l_Sp+Index (char) Limit flag on Sp+Index ((unassigned);instr.calib;stat.min;pos.galactic.lon)
  Sp+Index  Effective photon index (Note 5)   ((unassigned);stat.error;arith.factor;phys.abund.Y;meta.main)
  f_Sp+Index (char) [d] Indicates Sp+Index set to given value due to low number of counts ((unassigned);(unassigned);arith.factor;pos.galactic.lon)
  ExpTime ks Effective exposure time (time.expo;em.IR.30-60um;arith.factor;(unassigned);(unassigned);meta.main)
  l_FFB (char) Limit flag on FFB ((unassigned);meta.version;arith.diff;pos.galactic.lon)
  FFB 10-18W/m2Full band (0.5-8keV) observed-frame flux in units of 10–15 erg/cm2/s (Note 6)   ((unassigned);(unassigned);(unassigned);meta.abstract)
  l_FSB (char) Limit flag on FSB ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  FSB 10-18W/m2Soft band (0.5-2keV) observed-frame flux in units of 10–15 erg/cm2/s (Note 6)   ((unassigned);(unassigned);(unassigned);meta.abstract)
  l_FHB (char) Limit flag on FHB ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  FHB 10-18W/m2Hard band (2-8keV) observed-frame flux in units of 10–15 erg/cm2/s (Note 6)   ((unassigned);(unassigned);(unassigned);meta.abstract)
  l_FUHB (char) Limit flag on FUHB ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
  FUHB 10-18W/m2Ultrahard band (4-8keV) observed-frame flux in units of 10–15 erg/cm2/s (Note 6)   ((unassigned);meta.version;arith.diff;meta.abstract)
  Note (char) Source notes (Note 7)   ((unassigned);(unassigned);(unassigned);phys.veloc.orbital)

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  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846694731 Where phase=3 and catid=51222810
**** 
**** --POSTGRES MSG db=1
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR3134955.err (2026-10-30T16:58:50)
-3
-source=J/AJ/122/2810/table6
-ref=VIZ6ae4ccca2fd5eb
elapse time 1