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===J043815.9+204104
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ColumnValue  Explain   (UCD)
_RAJ200004 38 15.9000 "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+20 41 04.488 "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)
_RAB195004 35 18.6372 "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+20 35 08.642 "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)
_Glon177.8840547 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-17.2163376 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)
3677recno 3677  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ043815.9+204104  (i) ROSAT All-Sky Survey Catalogue source name (Note 1)   (meta.id;meta.main)
n_1RXS    [*] Names modified from previous version (meta.note)
RAJ2000069.56625 deg (i) Right ascension (J2000), decimal degrees (pos.eq.ra;meta.main)
DEJ2000+20.68458 deg (i) Declination (J2000), decimal degrees (pos.eq.dec;meta.main)
PosErr 8 arcsec Total positional error (including 6" systematic error) (stat.error)
ScrFlags_____   [T_] screening flags (Note 2)   (meta.code)
NewFlag__..   [T._] 'new data' flags (Note 3)   (meta.code)
Count 5.22e-01 ct/s Source countrate (Note 4)   (phot.count;em.X-ray)
e_Count 3.75e-02 ct/s Error on Count (Note 4)   (stat.error;phot.count)
bgCt 9.50e-04 ct/s/arcmin2 Background countrate (Note 4)   (arith.rate;instr.background)
ExpTime 424 s Exposure time (time.duration;obs.exposure)
HR1 0.55   [-1/1] Hardness ratio 1 (Note 5)   (phot.flux;arith.ratio)
e_HR1 0.06   Error on HR1 (Note 6)   (stat.error)
HR2 0.11   [-1/1] hardness ratio 2 (Note 5)   (phot.flux;arith.ratio)
e_HR2 0.08   Error on HR2 (Note 6)   (stat.error)
Extent 15 arcsec Source extent, by which the source image exceeds the point spread function. (instr.det.psf)
L_Extent 6   Likelihood of source extent (Note 7)   (stat.likelihood)
Ldetect 612   Likelihood of source detection algorithm (Note 7)   (stat.likelihood)
ExtRad 300 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 7  Number of identification candidates in the correlation catalogue (meta.number)
SASS33013012  Identification number of SASS field (Note 12)   (meta.id;obs.field)
MASOL0119  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===J043815.9+204104
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200004 38 15.912 "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+20 41 04.56 "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)
_RAB195004 35 18.649 "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+20 35 08.71 "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)
_Glon177.884069 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-17.216289 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)
3677recno 3677  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ043815.9+204104  (i) 1RXS name (meta.id;meta.main)
RAJ2000069.5663 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+20.6846 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
PosErr 8 arcsec Total positional error (stat.error)
Nid 7  Number of correlated sources (meta.number)
bandPosx   [x] origin of the source position (always x: X-ray) (instr.bandwidth)
gal_Nh 2.640 10+21cm-2 Galactic HI column density (in 1021atoms/cm2) (phys.columnDensity;pos.galactic)
GLON177.8851 deg Galactic longitude (pos.galactic.lon)
GLAT-17.2163 deg Galactic latitude (pos.galactic.lat)
HR1 0.55  Hardness ratio 1 (phot.flux;arith.ratio)
e_HR1 0.06  rms uncertainty on HR1 (stat.error)
HR2 0.11  Hardness ratio 2 (phot.flux;arith.ratio)
e_HR2 0.08  rms uncertainty on HR2 (stat.error)
Extent 15  Source extent (phys.angSize)
L_Extent 6  Likelihood of source extent (stat.likelihood)
Ldetect612  Likelihood of source detection algorithm (stat.likelihood)
ExpTime 424 s Exposure time (time.duration;obs.exposure)
Count 5.2e-01 ct/s Source count rate (phot.count;em.X-ray)
e_Count 3.8e-02 ct/s rms uncertainty on Count (stat.error;phot.count)
Flux1 3.48e-11 mW/m2 X-ray flux 1 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
Flux2 5.86e-12 mW/m2 X-ray flux 2 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
begDate1990-08-21 "Y:M:D" First date of observation (time.epoch;obs)
begDate.f 0.71 d First date of observation (day fraction) (time.epoch)
endDate1990-08-23 "Y:M:D" Last date of observation (time.epoch;obs)
endDate.f 0.25 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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