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/ApJS/181/444
  X-emitting stars identified from the RASS/SDSS (Agueros+, 2009)
ReadMe+ftp
2009ApJS..181..444A
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/181/444/table4Full RASS/SDSS catalog (709 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. (meta.record)
  1RXS (char) RASS Name (HHMMSS.s+DDMMSS +1RXS J) (meta.id;meta.main)
  f_1RXS  Flag on RASS (Note 2)   (meta.code)
  RAJ2000 deg (i) RASS Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) RASS Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  e_Pos arcsec RASS position uncertainty (Note 1)   (stat.error)
  CRate ct/s RASS count rate (phot.count;em.X-ray)
  e_CRate ct/s Uncertainty in CRate (stat.error)
  Exp s RASS exposure time (time.duration;obs.exposure)
  HR1  First hardness ratio (Note 3)   (phot.flux;arith.ratio)
  e_HR1  Uncertainty in HR1 (stat.error)

ALL cols		    
 (i)indexed column
  HR2  Second hardness ratio (Note 3)   (phot.flux;arith.ratio)
  e_HR2  Uncertainty in HR2 (stat.error)
  Ext arcsec Source extent (phys.angSize)
  EL  Extent likelihood (See Voges et al., 1999, Cat. IX/10) (stat.likelihood)
  DL  Detection likelihood (See Voges et al., 1999, Cat. IX/10) (stat.likelihood)
  SDSS (char) SDSS identification (HHMMSS.ss+DDMMSS.s) (meta.id.cross)
  f_SDSS (char) Flags on SDSS (Note 4)   (meta.code)
  RA2deg deg SDSS Right Ascension in decimal degrees (J2000) (pos.eq.ra)
  DE2deg deg SDSS Declination in decimal degrees (J2000) (pos.eq.dec)
  offS-R arcsec Offset from SDSS and RASS positions (pos;arith.diff)
  umag mag SDSS u band PSF magnitude (phot.mag;em.opt.U)
  e_umag mag Uncertainty in umag (stat.error;phot.mag;em.opt.U)
  gmag mag SDSS g band PSF magnitude (phot.mag;em.opt.B)

ALL cols		    
 (i)indexed column
  e_gmag mag Uncertainty in gmag (stat.error;phot.mag;em.opt.B)
  rmag mag SDSS r band PSF magnitude (phot.mag;em.opt.R)
  e_rmag mag Uncertainty in rmag (stat.error;phot.mag;em.opt.R)
  imag mag (n) SDSS i band PSF magnitude (phot.mag;em.opt.I)
  e_imag mag Uncertainty in imag (stat.error;phot.mag;em.opt.I)
  zmag mag (n) SDSS z band PSF magnitude (phot.mag;em.opt.I)
  e_zmag mag Uncertainty in zmag (stat.error;phot.mag;em.opt.I)
  2MASS (char) 2MASS identification (HHMMSSss+DDMMSSs) (meta.id)
  q_2MASS (char) Quality flags on 2MASS (Note 5)   (meta.code.qual)
  RA3deg deg 2MASS Right Ascension in decimal degrees (J2000) (pos.eq.ra)
  DE3deg deg 2MASS Declination in decimal degrees (J2000) (pos.eq.dec)
  offS-2 arcsec Offset from SDSS and 2MASS positions (pos;arith.diff)
  Jmag mag 2MASS J band magnitude (phot.mag;em.IR.J)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_Jmag mag (n) Uncertainty in Jmag (stat.error;phot.mag;em.IR.J)
  Hmag mag 2MASS H band magnitude (phot.mag;em.IR.H)
  e_Hmag mag Uncertainty in Hmag (stat.error;phot.mag;em.IR.H)
  Ksmag mag (n) 2MASS KS band magnitude (phot.mag;em.IR.K)
  e_Ksmag mag (n) Uncertainty in Ksmag (stat.error;phot.mag;em.IR.K)
  FX/FJ [-] Log ratio of RASS X-ray to 2MASS J band fluxes (phot.flux;arith.ratio)
  KsMAG mag (n) Synthetic absolute KS band magnitude (phys.magAbs;em.IR.K)
  e_KsMAG mag (n) Uncertainty in KsMAG (stat.error)
  Dist pc (n) Star distance (corresponding to KsMAG) (pos.distance;pos.heliocentric)
  e_Dist pc (n) Uncertainty in Dist (stat.error)
  LX 10-7W (n) RASS X-ray luminosity in erg/s (phys.luminosity;em.X-ray)
  e_LX 10-7W (n) Uncertainty in LX (stat.error)
  Obs "Y:M:D" (n) Year of the APO observation (Note 6)   (time.epoch;obs)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Type (char) Source spectral type (src.spType)
  Simbad (char) Simbad identification (meta.id)
  RA4deg deg (n) Simbad Right Ascension in decimal degrees (J2000) (pos.eq.ra)
  DE4deg deg (n) Simbad Declination in decimal degrees (J2000) (pos.eq.dec)
  offS-Si arcsec (n) Offset from SDSS and Simbad positions (pos;arith.diff)
  Bmag mag (n) Simbad B band magnitude (phot.mag;em.opt.B)
  Vmag mag (n) Simbad V band magnitude (phot.mag;em.opt.V)
  FX/FV [-] (n) Log ratio of RASS X-ray to Simbad V band fluxes (phot.flux;arith.ratio)
  Class (char) Simbad classification (Note 7)   (src.class)
  Note (char) Additional note(s) (Note 8)   (meta.note)
  Sloan  Display the SDSS data for this source (meta.ref.url)

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