VizieR

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VizieR

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J/MNRAS/405/2062/AGNs AGN candidates from 2MASS/ROSAT catalogs (Kouzuma+, 2010)
Explanation of the union (15974 rows)
  recno=13100
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ColumnValue  Explain   (UCD)
_RAJ200018 20 21.94607 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+07 11 07.3250 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195018 17 56.53477 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+07 09 43.6456 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon035.85358779 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+10.15915308 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
13100recno 13100  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
clf  Class and origin of the AGN: B = known AGN from Rosat-BSC (Cat. IX/10), b = candidate AGN from Rosat-BSC, F = known AGN from Rosat-FSC (Cat. IX/29), f = candidate AGN from Rosat-FSC (meta.note)

RAJ2000275.091442 deg (i) Right ascension (J2000) in 2MASS (pos.eq.ra;meta.main)
DEJ2000+07.185368 deg (i) Declination (J2000) in 2MASS (pos.eq.dec;meta.main)
Jmag15.867 mag 2MASS J selected default magnitude (phot.mag;em.IR.J)
Hmag15.444 mag 2MASS H selected default magnitude (phot.mag;em.IR.H)
Ksmag15.118 mag 2MASS Ks selected default magnitude (phot.mag;em.IR.K)
CRate 0.02393 ct/s Source count rate (Note 1)   (phot.count;em.X-ray)
e_CRate 0.01085 ct/s Error on CRate (Note 1)   (stat.error)
bgCt 9.517e-04 ct/s/arcmin2 Background count rate (Note 1)   (arith.rate;instr.background)
texp 363 s Exposure time (time.duration;obs.exposure)
HR1 0.71   [-1/1] Hardness ratio 1 (Note 2)   (phot.flux;arith.ratio)
e_HR1 0.39   Error on HR1 (Note 3)   (stat.error)
HR2 0.29   [-1/1] Hardness ratio 2 (Note 2)   (phot.flux;arith.ratio)
e_HR2 0.47   Error on HR2 (Note 3)   (stat.error)
Extent 0 arcsec Source extent, by which the source image exceeds the point spread function (instr.det.psf)
Obs.beg1990-09-17 "Y:M:D" Start time of observation (FSC only) (time.start;obs)
Obs.end1990-09-19 "Y:M:D" End time of observation (FSC only) (time.end;obs)
Rel73   Reliability of source detection (FSC data only) (meta.code.qual;instr.saturation)

XX  Display the ROSAT data (Voges et al. 1999-2000, Cat. IX/10 + IX/29) (meta.ref.url)
2M2M  Display the 2MASS data (Cutri et al. 2003, Cat. II/246) (meta.ref.url)
  
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