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J/ApJS/204/14
  Deep Chandra observations of NGC 4649. I. (Luo+, 2013)
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1.J/ApJS/204/14/catalog(c)Main Chandra catalog: basic and merged observations parameters (tables 3 and 4) (501 rows)
2.J/ApJS/204/14/measuresSource counts, hardness ratios, colors for individual observations (tables 5–10) (3006 rows)

 
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)
   (ALL)XID  (i) [1/501] Source identification number (meta.id)
  (1)CXOU (char) IAU name (JHHMMSS.s+DDMMSS) (meta.id;meta.main)
  (1)RAJ2000 "h:m:s" (i) [12] Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) [11] Degree of Declination (J2000) (pos.eq.dec;meta.main)
  (1)Dist arcmin [0/7.16] Radial distance of source from nucleus (phys.angSize)
  (1)epos arcsec [0.1/3.9] Positional uncertainty (stat.error;pos)
   (ALL)l_logLX (char) The 3σ upper limit on logLX (meta.code.error)
   (ALL)logLX [10-7W] [36.9/39.8] log of 0.3-8keV X-ray luminosity; in erg/s (phys.luminosity;em.X-ray)
  (1)Var (char) [ VNPTC] Variability flag (Note 1)   (meta.code;src.var)
  (1)signi  (n) [0/14.4] Maximum statistical significance (Note 2)   (stat.max)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)fp  (n) [0/3] Positional flag: 0=outside, 3=inside (Note 3)   (meta.code)
  (1)O  (n) [0/9] Optical association note (Note 4)   (meta.code)
  (1)GC (char) Globular Cluster identifier (Note 5)   (meta.id.assoc)
  (1)Xm  (n)Cross-match within 2" with Humphrey & Buote, 2008, Cat. J/ApJ/689/983 and Jordan et al. 2009, Cat. J/ApJS/180/54 (meta.ref.url)
   (ALL)FB ct (n) Net full band 0.3-8 keV counts (phot.count;em.X-ray)
   (ALL)e_FB ct (n) Lower 1σ uncertainty on FB (Note 6)   (stat.error)
   (ALL)E_FB ct (n) Upper 1σ uncertainty on FB (Note 6)   (stat.error;stat.max)
   (ALL)SB ct (n) Net soft band 0.3-2 keV counts (phot.count;em.X-ray)
   (ALL)e_SB ct (n) Lower 1σ uncertainty on SB (Note 6)   (stat.error)
   (ALL)E_SB ct (n) Upper 1σ uncertainty on SB (Note 6)   (stat.error;stat.max)
   (ALL)HB ct (n) Net hard band 2-8 keV counts (phot.count;em.X-ray)
   (ALL)e_HB ct (n) Lower 1σ uncertainty on HB (Note 6)   (stat.error)
   (ALL)E_HB ct (n) Upper 1σ uncertainty on HB (Note 6)   (stat.error;stat.max)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)SB1 ct (n) Net 0.3-1 keV counts (phot.count;em.X-ray)
   (ALL)e_SB1 ct (n) Lower 1σ uncertainty on SB1 (Note 6)   (stat.error)
   (ALL)E_SB1 ct (n) Upper 1σ uncertainty on SB1 (Note 6)   (stat.error;stat.max)
   (ALL)SB2 ct (n) Net 1-2 keV counts (phot.count;em.X-ray)
   (ALL)e_SB2 ct (n) Lower 1σ uncertainty on SB2 (Note 6)   (stat.error)
   (ALL)E_SB2 ct (n) Upper 1σ uncertainty on SB2 (Note 6)   (stat.error;stat.max)
   (ALL)HR  (n) Hardness ratio; (HB-SB)/(HB+SB) (phot.flux)
   (ALL)e_HR  (n) Lower 1σ uncertainty on HR (stat.error)
   (ALL)E_HR  (n) Upper 1σ uncertainty on HR (stat.error;stat.max)
   (ALL)SC  (n) Soft X-ray color; (SB2-SB1)/FB (phot.flux;arith.ratio)
   (ALL)e_SC  (n) Lower 1σ uncertainty on SC (stat.error)
   (ALL)E_SC  (n) Upper 1σ uncertainty on SC (stat.error;stat.max)
   (ALL)HC  (n) Hard X-ray color; (HB-SB2)/FB (phot.flux;arith.ratio)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)e_HC  (n) Lower 1σ uncertainty on HC (stat.error)
   (ALL)E_HC  (n) Upper 1σ uncertainty on HC (stat.error;stat.max)
  (2)ObsID  (n)Chandra observation identification (meta.id;obs)

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