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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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J/ApJ/869/171
  Chandra observations of NuSTAR sources (Tomsick+, 2018)
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1.J/ApJ/869/171/table1(c)Chandra observations (8 rows)
2.J/ApJ/869/171/table2(c)NuSTAR serendips studied in this work (19 rows)
3.J/ApJ/869/171/table4(c)Chandra candidate matches to NuSTAR serendips (25 rows)
4.J/ApJ/869/171/table7(c)Chandra sources in NuSTAR serendip fields (209 rows)
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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)
  (1)Ns  (n)Number of Chandra sources for this ObsID (link to Table 7) (meta.ref.url)
   (1+3+4)ObsID  (i) [17245/18089] ObsID of the target (meta.id;obs)
  (1)GLON deg [10/322] Galactic longitude (J2000) (pos.galactic.lon)
  (1)GLAT deg [-12/12] Galactic latitude (J2000) (pos.galactic.lat)
  (1)Obs s (n)Starting (UT) date of observation (time.start;obs)
  (1)Exp s [4939/28755] Exposition time (time.duration;obs.exposure)
  (1)_RA.icrs deg (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  (1)_DE.icrs deg (n)(i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  (2)NuSTAR (char) Name of the serendipitous source (JHHMMSS+DDMM.m) (meta.id;meta.main)
  (2+3)L17 (char) Name in the L17 catalog ([PS]NNN) (Note 1)   (meta.id)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)RAJ2000 deg (i) [195/320] Degree of right ascension (J2000) (pos.eq.ra;meta.main)
  (2)DEJ2000 deg (i) [-64/34] Degree of declination (J2000) (pos.eq.dec;meta.main)
  (2+4)Match  (n)Link to Chandra candidates matches (Table 4) (meta.ref.url)
  (2)SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  (3+4)Seq   [1/28] Sequence number within ObsID (Note 1)   (meta.id.part;meta.main)
  (3)CXOU (char) CXOU name of the target (JHHMMSS.s+DDMMSS) (meta.id)
  (3+4)RAJ2000 "h:m:s" (i) Chandra Hour of right ascension (J2000) (pos.eq.ra;meta.main)
  (3+4)DEJ2000 "d:m:s" (i) Chandra Degree of declination (J2000) (pos.eq.dec;meta.main)
  (3)ePos s [0.7/4.3] 90% confidence uncertainty on the position (Note G1)   (stat.error;stat.fit.param)
  (3+4)Ncts   [4/4142] Number of ACIS counts detected (Note G2)   (meta.number)
  (3+4)e_Ncts   [3/66] Ncts uncertainty (stat.error)
  (4)Sep arcmin [0.09/47] Angular distance between the Chandra aimpoint and the source (Θ) (pos.angDistance)
  (4)ePos arcsec [0.7/8.5] Error on position (Note G1)   (stat.error;pos)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (4)OID (char) Other identification(s) (Note 1)   (meta.id.cross)

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