VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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IX/10A/1rxs ROSAT All-Sky Bright Source Catalogue (1RXS) (Voges+ 1999)
The 1RXS catalogue (18806 rows)
  1RXS===J000312.3-355541
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ColumnValue  Explain   (UCD)
_RAJ200000 03 12.3000 "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)
_DEJ2000-35 55 41.520 "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)
_RAB195000 00 38.9363 "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)
_DEB1950-36 12 23.741 "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)
_Glon349.3246336 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-76.4895910 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)
43recno 43  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ000312.3-355541  (i) ROSAT All-Sky Survey Catalogue source name (Note 1)   (meta.id;meta.main)
n_1RXS    [*] Names modified from previous version (meta.note)
RAJ2000000.80125 deg (i) Right ascension (J2000), decimal degrees (pos.eq.ra;meta.main)
DEJ2000-35.92820 deg (i) Declination (J2000), decimal degrees (pos.eq.dec;meta.main)
PosErr28 arcsec Total positional error (including 6" systematic error) (stat.error)
ScrFlags_TT__   [T_] screening flags (Note 2)   (meta.code)
NewFlag>   [T._] 'new data' flags (Note 3)   (meta.code)
Count 5.21e-01 ct/s Source countrate (Note 4)   (phot.count;em.X-ray)
e_Count 5.84e-02 ct/s Error on Count (Note 4)   (stat.error;phot.count)
bgCt 1.53e-03 ct/s/arcmin2 Background countrate (Note 4)   (arith.rate;instr.background)
ExpTime 141 s Exposure time (time.duration;obs.exposure)
HR1 0.61   [-1/1] Hardness ratio 1 (Note 5)   (phot.flux;arith.ratio)
e_HR1 0.19   Error on HR1 (Note 6)   (stat.error)
HR2 0.36   [-1/1] hardness ratio 2 (Note 5)   (phot.flux;arith.ratio)
e_HR2 0.21   Error on HR2 (Note 6)   (stat.error)
Extent101 arcsec Source extent, by which the source image exceeds the point spread function. (instr.det.psf)
L_Extent 37   Likelihood of source extent (Note 7)   (stat.likelihood)
Ldetect 33   Likelihood of source detection algorithm (Note 7)   (stat.likelihood)
ExtRad 450 arcsec Extraction radius (phys.angSize)
PrioFlags111111   [01] priority flags (Note 8)   (meta.code.error)
PHAb   [ABCDb] PHA range of best detection (Note 9)   (meta.code)
VigFactor 0.69   Vignetting factor (arith.factor)
IncDate1996-06-14 "Y:M:D" Date when source was included (Note 10)   (time.epoch)
UpdDate  "Y:M:D" Date when source properties changed (Note 11)   (time.epoch)
Ncand 35  Number of identification candidates in the correlation catalogue (meta.number)
SASS33023001  Identification number of SASS field (Note 12)   (meta.id;obs.field)
MASOL0166  SASS source number (MASOL number) in SASS field (mainly for internal use) (meta.id;obs.field)
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IX/10A/1rxs_cor ROSAT All-Sky Bright Source Catalogue (1RXS) (Voges+ 1999)
1RXS Correlation entries (18806 rows)
  1RXS===J000312.3-355541
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 03 12.288 "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)
_DEJ2000-35 55 41.52 "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)
_RAB195000 00 38.924 "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)
_DEB1950-36 12 23.74 "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)
_Glon349.324739 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-76.489559 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)
43recno 43  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ000312.3-355541  (i) 1RXS name (meta.id;meta.main)
RAJ2000000.8012 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-35.9282 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
PosErr28 arcsec Total positional error (stat.error)
Nid 35  Number of correlated sources (meta.number)
bandPosx   [x] origin of the source position (always x: X-ray) (instr.bandwidth)
gal_Nh 0.109 10+21cm-2 Galactic HI column density (in 1021atoms/cm2) (phys.columnDensity;pos.galactic)
GLON349.3249 deg Galactic longitude (pos.galactic.lon)
GLAT-76.4895 deg Galactic latitude (pos.galactic.lat)
HR1 0.61  Hardness ratio 1 (phot.flux;arith.ratio)
e_HR1 0.19  rms uncertainty on HR1 (stat.error)
HR2 0.36  Hardness ratio 2 (phot.flux;arith.ratio)
e_HR2 0.21  rms uncertainty on HR2 (stat.error)
Extent101  Source extent (phys.angSize)
L_Extent 37  Likelihood of source extent (stat.likelihood)
Ldetect 33  Likelihood of source detection algorithm (stat.likelihood)
ExpTime 141 s Exposure time (time.duration;obs.exposure)
Count 5.2e-01 ct/s Source count rate (phot.count;em.X-ray)
e_Count 5.8e-02 ct/s rms uncertainty on Count (stat.error;phot.count)
Flux1 5.73e-12 mW/m2 X-ray flux 1 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
Flux2 6.01e-12 mW/m2 X-ray flux 2 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
begDate1990-11-27 "Y:M:D" First date of observation (time.epoch;obs)
begDate.f 0.35 d First date of observation (day fraction) (time.epoch)
endDate1990-11-29 "Y:M:D" Last date of observation (time.epoch;obs)
endDate.f 0.15 d Last date of observation (day fraction) (time.epoch)
IncDate1996-06-14 "Y:M:D" Date when source was included (time.epoch)
UpdDate  "Y:M:D" Date when source properties changed (time.epoch)
  
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Rules of usage of VizieR data

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