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/ApJS/181/605
  Catalog of X-ray sources in NGC 4278 (Brassington+, 2009)
ReadMe+ftp
2009ApJS..181..605B
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/181/605/Xsources(c)Master source list, with coadded results (tables 3, 4 and 15 of paper) (236 rows)
2.J/ApJS/181/605/XobsSource counts, hardness ratios, color-color values and variability for the individual observations (tables 5-10 of paper) (1416 rows)
3.J/ApJS/181/605/optProperties of optical sources correlated with an X-ray point source (1) or classified as "Excluded Matches": sources detected between 0.6" and 3" of an X-ray point source (2) (83 rows)

Simple ConstraintList Of Constraints
 
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)q_[BFK2009] (char) [gl] Quality of detection (Note 1)   (meta.code.qual)
   (ALL)[BFK2009]  (i) Master identification number linkRole{individual observations } (meta.id;meta.main)
  (1)n_[BFK2009] (char) O indicates optical association (meta.ref.url)
  (1)CXOU (char) The IAU name (JHHMMSS.s+DDMMSS) (meta.id)
  (1)RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  (1)Rad arcsec (n) Source extraction radius (phys.angSize)
  (1)e_pos arcsec (n) Position uncertainty (PU) (Note 2)   (stat.error)
  (1)S/N  (n) Signal-to-noise ratio (stat.snr)
  (1+2)logLX [10-7W] Log 0.3-0.8 keV luminosity (Note 3)   (phys.luminosity;em.X-ray)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)ulogLX [10-7W] (n) The 3σ upper limit value of logLX (phys.luminosity;em.X-ray)
  (1)vLT (char) Long-term variability (Note 4)   (meta.code;src.var)
  (1+2)v1 (char) Short-term variability: Bayesian block analysis (Note 5)   (meta.code;src.var)
  (1+2)v2 (char) Short-term variability: Komogorov-Smirnov test (Note 5)   (meta.code;src.var)
  (1)Ocorr (char) Optical association (Note 6)   (meta.code)
  (1)Dist arcsec Distance from galaxy center (pos.angDistance)
  (1)n_Dist (char) [b] Indicates Dist is within the D25 ellipse (meta.note)
  (1)Flag (char) Remarks (Note 7)   (meta.code.error)
  (1+2)f_Bct (char) [≤ ] Limit flag on Bct (Note 1)   (meta.code)
  (1+2)Bct ct (n) Net broad band (0.3-8keV) counts (phot.count;em.X-ray)
  (1+2)e_Bct ct (n) Error in Bct (stat.error)
  (1+2)S1ct ct (n) Net soft 1 band (0.3-0.9keV) counts (phot.count;em.X-ray)
  (1+2)e_S1ct ct (n) Error in S1ct (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+2)S2ct ct (n) Net soft 2 band (0.9-2.5keV) counts (phot.count;em.X-ray)
  (1+2)e_S2ct ct (n) Error in S2ct (stat.error)
  (1+2)Sct ct (n) Net soft band (0.3-2.5keV) counts (phot.count;em.X-ray)
  (1+2)e_Sct ct (n) Error in Sct (stat.error)
  (1+2)Hct ct (n) Net hard band (2.5-8keV) counts (phot.count;em.X-ray)
  (1+2)e_Hct ct (n) Error in NHct (stat.error)
  (1+2)Scct ct (n) Net conventional soft band (0.5-2keV) counts (phot.count;em.X-ray)
  (1+2)e_Scct ct (n) Error in Scct (stat.error)
  (1+2)Hcct ct (n) Net conventional hard band (2-8keV) counts (phot.count;em.X-ray)
  (1+2)e_Hcct ct (n) Error in NHcct (stat.error)
  (1+2)HR  (n) Hardness ratio (Note 2)   (phot.flux;arith.ratio)
  (1+2)e_HR  (n) Lower limit uncertainty in HR (stat.error)
  (1+2)E_HR  (n) Upper limit uncertainty in HR (stat.error;stat.max)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+2)C21  (n) The C21 X-ray color (Note 3)   (phot.count;arith.ratio)
  (1+2)e_C21  (n) Lower limit uncertainty in C21 (stat.error)
  (1+2)E_C21  (n) Upper limit uncertainty in C21 (stat.error;stat.max)
  (1+2)C32  (n) The C32 X-ray color (Note 4)   (phot.count;arith.ratio)
  (1+2)e_C32  (n) Lower limit uncertainty in C32 (stat.error)
  (1+2)E_C32  (n) Upper limit uncertainty in C32 (stat.error;stat.max)
  (1+2)Signif  (n) Significance of change (Note 5)   (stat.fit.goodness)
  (1)Braw ct (n) Raw broad band (0.3-8keV) source counts (phot.count;em.X-ray)
  (1)Bbg ct (n) Raw broad band (0.3-8keV) background counts (instr.background)
  (1)S1raw ct (n) Raw soft 1 band (0.3-0.9keV) source counts (phot.count;em.X-ray)
  (1)S1bg ct (n) Raw soft 1 band (0.3-0.9keV) background counts (instr.background)
  (1)S2raw ct (n) Raw soft 2 band (0.9-2.5keV) source counts (phot.count;em.X-ray)
  (1)S2bg ct (n) Raw soft 2 band (0.9-2.5keV) background counts (instr.background)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Hraw ct (n) Raw hard band (2.5-8keV) source counts (phot.count;em.X-ray)
  (1)Hbg ct (n) Raw hard band (2.5-8keV) background counts (instr.background)
  (1)Bcraw ct (n) Raw conventional broad band (0.5-8keV) source counts (phot.count;em.X-ray)
  (1)Bcbg ct (n) Raw conventional broad band (0.5-8keV) background counts (instr.background)
  (1)Scraw ct (n) Raw conventional soft band (0.5-2keV) source counts (phot.count;em.X-ray)
  (1)Scbg ct (n) Raw conventional soft band (0.5-2keV) background counts (instr.background)
  (1)Hcraw ct (n) Raw conventional hard band (2-8keV) source counts (phot.count;em.X-ray)
  (1)Hcbg ct (n) Raw conventional hard band (2-8keV) background counts (instr.background)
  (2)Obs  (n)observation number (meta.id)
  (2)f_logLX (char) [≤ ] Limit flag on LogLX (Note 1)   (meta.code)
  (2)n_logLX (char) [i ] Indicates infinite value (for table 7) (meta.note)
  (3)Set (char) for optical correlated with an X-ray point source (table11) or for optical sources have been classified as "Excluded Matches": sources detected between 0.6" and 3" of an X-ray point source (table12) (meta.code)
  (3)Vmag mag V-band magnitude (phot.mag;em.opt.V)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)e_Vmag mag Uncertainty in Vmag (stat.error;phot.mag;em.opt.V)
  (3)Imag mag I-band magnitude (phot.mag;em.opt.I)
  (3)e_Imag mag Uncertainty in Imag (stat.error;phot.mag;em.opt.I)
  (3)V-I mag V-I color index (phot.color;em.opt.V;em.opt.I)
  (3)e_V-I mag Uncertainty in V-I color index (stat.error;phot.color;em.opt.V)
  (3)Sep arcsec Separation between the X-ray source and the globular cluster (GC) (pos.angDistance)
  (3)sep1  Error-relative separation (ratio between separation and the combined position error) (stat.fit.goodness)

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