VizieR

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VizieR

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J/A+A/323/739/table1 ROSAT detected quasars. II. (Brinkmann+ 1997)
DELTA(VLA-RASS)<40" unidentified RGB sources (813 rows)
  recno=663
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ColumnValue  Explain   (UCD)
_RAJ200018 41 21.7100 "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+29 09 40.900 "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 39 24.5784 "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+29 06 45.210 "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)
_Glon058.4344674 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+14.8533356 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)
recno 663  Record number assigned by the VizieR team. Should Not be used for identification.

ROSATRXJ1841.3+2909  ROSAT name
RAJ200018 41 21.71 "h:m:s" VLA right ascension (J2000.0)
DEJ2000029 09 40.9 "d:m:s" VLA declination(J2000.0)
DXrad 4 arcsec Angular separation of the VLA radio source and the X-ray source
fr 0.038 Jy 5GHz VLA flux density from L97 (Note 1)   
FX 16.81 10-15W/m2 0.1 - 2.4 keV X-ray flux
e_FX 1.18 10-15W/m2 rms uncertainty on FX
Gamma 3.20   X-ray photom index
e_Gamma 0.32   Error in Gamma (lower limit)
E_Gamma 0.30   Error in Gamma (upper limit)
Emag  mag E magnitude of the closest optical counterpart from digitized POSS plates (blank: no plate is available)
n_Emag    [e] e: empty fields
clE    [-1/2] Optical classification (Note 2)   
Omag  mag O magnitude of the closest optical counterpart from digitized POSS plates (blank: no plate is available)
n_Omag    [e] e: empty fields
clO    [-1/2] Optical classification
DVLAOpt  arcsec Positional difference between the VLA source and the optical object
E    [*] *: the radio source has been re-observed with the Effelsberg telescope (Reich et al., in prep.)
Notes    [ibgq] Notes (Note 3)   
r_Notes   References (Note 4)   
  
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