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:

Radius Box size

  
J/ApJ/862/73
  Deep Chandra obs. of X-ray point sources in M87 (Luan+, 2018)
Post annotation
img(gal)
1.J/ApJ/862/73/table2X-ray point sources in the Center-Field (346 rows)

 
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   [1/346] Sequential running number (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) [12] Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) [12] Degree of Declination (J2000) (pos.eq.dec;meta.main)
  ePos arcsec [0.04/3.3] Positional error (Note 1)   (stat.error;pos)
  l_S1 (char) Upper limit flag for S1 (Note 2)   (meta.code.error)
  S1 10-7ph/cm2/s [0.3/457] Photon Flux, 0.5-2keV (phot.flux;em.X-ray.soft)
  E_S1 10-7ph/cm2/s(n) Upper uncertainty in S1 (stat.error;stat.max)
  e_S1 10-7ph/cm2/s(n) Lower uncertainty in S1 (stat.error)
  l_S2 (char) Upper limit flag for S2 (Note 2)   (meta.code.error)
  S2 10-7ph/cm2/s [0.3/248] Photon Flux, 2-8keV (phot.flux;em.X-ray.medium)
  E_S2 10-7ph/cm2/s(n) Upper uncertainty in S2 (stat.error;stat.max)
  e_S2 10-7ph/cm2/s(n) Lower uncertainty in S2 (stat.error)
  S3 10-7ph/cm2/s [0.3/715] Photon Flux, 0.5-8keV (phot.flux;em.X-ray)
  E_S3 10-7ph/cm2/sUpper uncertainty in S3 (stat.error;stat.max)
  e_S3 10-7ph/cm2/sLower uncertainty in S3 (stat.error)
  F0.5-8 10-15mW/m2 [0.1/251] Unabsorbed energy flux, 0.5-8keV, in units of 10–15erg/cm2/s (phot.flux;em.X-ray)
  Ratio  (n) [1.5/12.5] Max/Min Flux ratio (Note 3)   (phot.flux;arith.ratio)
  Note (char) Note(s) (Note 4)   (meta.note)

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