VizieR

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VizieR

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IX/10A/cor_pri ROSAT All-Sky Bright Source Catalogue (1RXS) (Voges+ 1999)
1RXS Correlation to PRI, RITTER, SIMBAD, TYCHO, EUVE (54935 rows)
  recno=35
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ColumnValue  Explain   (UCD)
_RAJ200000 01 01.824 "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+50 19 58.08 "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)
_RAB195023 58 28.137 "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+50 03 16.28 "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)
_Glon114.754363 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-11.736870 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)
35recno 35  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ000119.8+501659  1RXS source name (meta.id;meta.main)
Rank 4  Rank in correlation list for the source (stat.correlation)
sourceIDTYC 3254-496-1  Source identification (see also r_sourceID) (meta.id)
RAJ2000000.2576 deg (i) [0/360] Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+50.3328 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
Sep248 arcsec Separation (pos.angDistance)
PA316 deg [0/360] Position angle (pos.posAng)
r_sourceIDTYCHO Z  Source catalogue (see file "refs.dat") (meta.ref;pos.frame)
bandPoso   [oexr] Origin of the source position (Note 1)   (instr.bandwidth)
Typestar  Type or class of object (src.class)
fxfopt-2.34   Ratio of X-ray to optical flux f_X / f_opt (phot.flux;arith.ratio)
l_vmag   Limit flag on vmag (meta.code.error)
vmag10.97 mag Visual magnitude (phot.mag;em.opt.V)
bmag11.83 mag Blue magnitude (phot.mag;em.opt.B)
rmag  mag Red magnitude (phot.mag;em.opt.R)
b-r  mag (blue-red) colour (phot.color;em.opt.B;em.opt.R)
b-v  mag (blue-visual) colour (phot.color;em.opt.B;em.opt.V)
u-b  mag (ultraviolet-blue) colour (phot.color;em.opt.U;em.opt.B)
var   Variability flag (meta.code;src.var)
n_z    [*>] Note on z (meta.note)
z    Redshift (from PRI or SIMBAD) (src.redshift)
Vr  km/s Radial velocity (from SIMBAD only) (spect.dopplerVeloc)
dist  kpc Distance (pos.distance;pos.heliocentric)
Com   Comments (meta.note)
IncDate1999-02-15 "Y:M:D" Date when source was included (time.epoch)
UpdDate  "Y:M:D" Date when source properties were changed (time.epoch)
  
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