VizieR

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VizieR

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J/ApJ/595/1206/table1 ROSAT view of Hipparcos F stars (Suchkov+, 2003)
HIPPARCOS F stars with ROSAT counterparts (1980 rows)
  recno=1088
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ColumnValue  Explain   (UCD)
_RAJ200013 00 43.700 "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+56 21 58.82 "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)
_RAB195012 58 35.910 "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+56 38 06.79 "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)
_Glon120.301823 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+60.714445 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)
1088recno 1088  Record number assigned by the VizieR team. Should Not be used for identification.

HIP 63503  (i) HIPPARCOS identification number
RSXJ130042.7+562210  ROSAT All-Sky Surveys identification
Offset 13.4 arcsec ROSAT source offset from HIPPARCOS position
CRT 0.225 ct/s ROSAT source X-ray count rate
e_CRT 0.022 ct/s Error in CRT
HR1-0.57  Hardness ratio (Note G1)   
e_HR1 0.07  Error in HR1
logLX28.95 [10-7W] Log of the X-ray luminosity in units of erg/s

X   S for strong X-Ray Emitters (logLX>29.5) among Metal-poor F Stars ([Fe/H]≤-0.4) (in table4), E for Extreme X-Ray Luminosity (logLX>30.4)

VMag 2.90 mag Absolute V band magnitude (Note 2)   
DelMc0 0.07 mag The overluminosity parameter
Teff6920 K Effective temperature
[Fe/H] 0.09 [Sun] Metallicity
u_[Fe/H]    [?] Indicates an unknown [Fe/H]
E(b-y) 0.008 mag The Stromgren (b-y) excess
Dist 24.9 pc Distance

SimbadSimbad  ask the Simbad data-base about this object
_RA195.1821 deg Right Ascension (J2000) from SIMBAD (not part of the original data)
_DE+56.3663 deg Declination (J2000) from SIMBAD (not part of the original data)
  
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