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/table2(c)The CVs and WDs among the RASS/SIMBAD matches (12 rows)
2.J/ApJS/181/444/table3(c)RASS sources with multiple candidate counterparts (52 rows)
3.J/ApJS/181/444/table4(c)Full RASS/SDSS catalog (709 rows)
4.J/ApJS/181/444/X-WD(c)X-ray emitting white dwarfs (tables 5 and 6 of paper) (35 rows)
5.J/ApJS/181/444/table7(c)RASS/SIMBAD class II, III, IV, and A stars (20 rows)
6.J/ApJS/181/444/table8(c)SIMBAD stars with Apache Point Obs. (APO) spectra (41 rows)
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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)
   (ALL)1RXS (char) 1RXS designation (HHMMSS.s+DDMMSS) (meta.id;meta.main)
  (1+2+4+5)Cts s-1 ROSAT count rate (phot.count;em.X-ray)
  (1+2+4+5)e_Cts s-1 Error on Counts (stat.error)
  (1+2+4+6)XID (char) Counterpart name in Simbad (WD or V*) (meta.id)
  (1+2+4+5)Offset arcsec Offset between X-ray source and optical counterpart (pos;arith.diff)
  (1+3)Bmag mag (n) Simbad B-band magnitude (phot.mag;em.opt.B)
  (1+2+3+5)Vmag mag (n) Simbad V-band magnitude (phot.mag;em.opt.V)
  (1+3+4)Type (char) Object type (Note 1)   (src.spType)
  (1+2+4+5+6)_RA deg (i) Position, from 1XRS name (right ascension part) (pos.eq.ra;meta.main)
  (1+2+4+5+6)_DE deg (i) Position, from 1XRS name (declination part) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2+3+4+6)SDSS (char) Name (HHMMSS.ss+DDMMSS.s) (meta.id.cross)
  (2+3)gmag mag SDSS g-band magnitude (phot.mag;em.opt.B)
  (2+3)e_gmag mag Error on gmag (stat.error;phot.mag;em.opt.B)
  (2+3)Jmag mag (n) 2MASS J-band magnitude (phot.mag;em.IR.J)
  (2+3)e_Jmag mag (n) Error on Jmag (stat.error;phot.mag;em.IR.J)
  (2+3)FX/FJ [-] Log ratio of RASS X-ray to 2MASS J band fluxes (phot.flux;arith.ratio)
  (2)f_FX/FJ (char) [b] FX/FV ratio (Note 1)   (meta.code)
  (2+6)SpA (char) Spectral Type (from Apache Point Obs.) (src.spType)
  (2+3+5)FX/FV [-] (n) Corresponding Simbad log(FX/FV) (phot.flux;arith.ratio)
  (2)SpT (char) Simbad spectral type (src.spType)
  (2)ObT (char) Simbad object type (src.class)
  (2+4+6)f_XID (char) [a] Problem with position in Simbad (Note 2)   (meta.code)
  (2+3+4+6)Sloan (char) Display the SDSS data for this source (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)f_1RXS  Flag on RASS (Note 2)   (meta.code)
  (3)RAJ2000 deg (i) RASS Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
  (3)DEJ2000 deg (i) RASS Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  (3)e_Pos arcsec RASS position uncertainty (Note 1)   (stat.error)
  (3)CRate ct/s RASS count rate (phot.count;em.X-ray)
  (3)e_CRate ct/s Uncertainty in CRate (stat.error)
  (3)Exp s RASS exposure time (time.duration;obs.exposure)
  (3)HR1  First hardness ratio (Note 3)   (phot.flux;arith.ratio)
  (3)e_HR1  Uncertainty in HR1 (stat.error)
  (3)HR2  Second hardness ratio (Note 3)   (phot.flux;arith.ratio)
  (3)e_HR2  Uncertainty in HR2 (stat.error)
  (3)Ext arcsec Source extent (phys.angSize)
  (3)EL  Extent likelihood (See Voges et al., 1999, Cat. IX/10) (stat.likelihood)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)DL  Detection likelihood (See Voges et al., 1999, Cat. IX/10) (stat.likelihood)
  (3+4+6)f_SDSS (char) Flags on SDSS (Note 4)   (meta.code)
  (3)RA2deg deg SDSS Right Ascension in decimal degrees (J2000) (pos.eq.ra)
  (3)DE2deg deg SDSS Declination in decimal degrees (J2000) (pos.eq.dec)
  (3)offS-R arcsec Offset from SDSS and RASS positions (pos;arith.diff)
  (3)umag mag SDSS u band PSF magnitude (phot.mag;em.opt.U)
  (3)e_umag mag Uncertainty in umag (stat.error;phot.mag;em.opt.U)
  (3)rmag mag SDSS r band PSF magnitude (phot.mag;em.opt.R)
  (3)e_rmag mag Uncertainty in rmag (stat.error;phot.mag;em.opt.R)
  (3)imag mag (n) SDSS i band PSF magnitude (phot.mag;em.opt.I)
  (3)e_imag mag Uncertainty in imag (stat.error;phot.mag;em.opt.I)
  (3)zmag mag (n) SDSS z band PSF magnitude (phot.mag;em.opt.I)
  (3)e_zmag mag Uncertainty in zmag (stat.error;phot.mag;em.opt.I)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)2MASS (char) 2MASS identification (HHMMSSss+DDMMSSs) (meta.id)
  (3)q_2MASS (char) Quality flags on 2MASS (Note 5)   (meta.code.qual)
  (3)RA3deg deg 2MASS Right Ascension in decimal degrees (J2000) (pos.eq.ra)
  (3)DE3deg deg 2MASS Declination in decimal degrees (J2000) (pos.eq.dec)
  (3)offS-2 arcsec Offset from SDSS and 2MASS positions (pos;arith.diff)
  (3)Hmag mag 2MASS H band magnitude (phot.mag;em.IR.H)
  (3)e_Hmag mag Uncertainty in Hmag (stat.error;phot.mag;em.IR.H)
  (3)Ksmag mag (n) 2MASS KS band magnitude (phot.mag;em.IR.K)
  (3)e_Ksmag mag (n) Uncertainty in Ksmag (stat.error;phot.mag;em.IR.K)
  (3)KsMAG mag (n) Synthetic absolute KS band magnitude (phys.magAbs;em.IR.K)
  (3)e_KsMAG mag (n) Uncertainty in KsMAG (stat.error)
  (3)Dist pc (n) Star distance (corresponding to KsMAG) (pos.distance;pos.heliocentric)
  (3)e_Dist pc (n) Uncertainty in Dist (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)LX 10-7W (n) RASS X-ray luminosity in erg/s (phys.luminosity;em.X-ray)
  (3)e_LX 10-7W (n) Uncertainty in LX (stat.error)
  (3)Obs "Y:M:D" (n) Year of the APO observation (Note 6)   (time.epoch;obs)
  (3)Simbad (char) Simbad identification (meta.id)
  (3)RA4deg deg (n) Simbad Right Ascension in decimal degrees (J2000) (pos.eq.ra)
  (3)DE4deg deg (n) Simbad Declination in decimal degrees (J2000) (pos.eq.dec)
  (3)offS-Si arcsec (n) Offset from SDSS and Simbad positions (pos;arith.diff)
  (3)Class (char) Simbad classification (Note 7)   (src.class)
  (3)Note (char) Additional note(s) (Note 8)   (meta.note)
  (4)Teff K (n) Effective temperature (phys.temperature.effective)
  (4)e_Teff K (n) Error on Teff (stat.error;phys.temperature.effective)
  (4)u_Teff (char) Uncertainty flag on Teff (meta.code.error;phys.temperature.effective)
  (4)FX/FG [-] Log ratio of RASS X-ray to SDSS g-band fluxes (phot.flux;arith.ratio)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (4)f_FX/FG (char) [a] Flag on Log(FX/FG) (Note 2)   (meta.code)
  (5)Name (char) HD, BD, CCDM or V* designation (meta.id.cross)
  (5)SpType (char) Spectral type (src.spType)
  (5)OType (char) Object type (Note 1)   (src.spType)
  (6)f_1RXS (char) [c] Non-secure Fx/Fopt estimation (Note 3)   (meta.code)
  (6)off1 arcsec Offset between RASS & SDSS positions (pos;arith.diff)
  (6)off2 arcsec Offset between SDSS & Simbad positions (pos;arith.diff)
  (6)SpT2 (char) Published spectral type (src.spType)
  (6)ObsDate "Y:M:D" (n)First APO observation date (time.epoch;obs)

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