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===J214242.6+433506
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ColumnValue  Explain   (UCD)
_RAJ200021 42 42.6048 "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+43 35 06.504 "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)
_RAB195021 40 44.7464 "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+43 21 21.517 "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)
_Glon090.5580838 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-07.1108975 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)
17141recno 17141  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ214242.6+433506  (i) ROSAT All-Sky Survey Catalogue source name (Note 1)   (meta.id;meta.main)
n_1RXS    [*] Names modified from previous version (meta.note)
RAJ2000325.67752 deg (i) Right ascension (J2000), decimal degrees (pos.eq.ra;meta.main)
DEJ2000+43.58514 deg (i) Declination (J2000), decimal degrees (pos.eq.dec;meta.main)
PosErr 6 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 4.82e+00 ct/s Source countrate (Note 4)   (phot.count;em.X-ray)
e_Count 8.44e-02 ct/s Error on Count (Note 4)   (stat.error;phot.count)
bgCt 9.98e-04 ct/s/arcmin2 Background countrate (Note 4)   (arith.rate;instr.background)
ExpTime 692 s Exposure time (time.duration;obs.exposure)
HR1-0.64   [-1/1] Hardness ratio 1 (Note 5)   (phot.flux;arith.ratio)
e_HR1 0.01   Error on HR1 (Note 6)   (stat.error)
HR2 0.09   [-1/1] hardness ratio 2 (Note 5)   (phot.flux;arith.ratio)
e_HR2 0.04   Error on HR2 (Note 6)   (stat.error)
Extent 19 arcsec Source extent, by which the source image exceeds the point spread function. (instr.det.psf)
L_Extent 134   Likelihood of source extent (Note 7)   (stat.likelihood)
Ldetect9999   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 0.74   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 16  Number of identification candidates in the correlation catalogue (meta.number)
SASS33009044  Identification number of SASS field (Note 12)   (meta.id;obs.field)
MASOL0111  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===J214242.6+433506
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200021 42 42.600 "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+43 35 06.36 "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)
_RAB195021 40 44.742 "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+43 21 21.37 "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)
_Glon090.558046 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-07.110918 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)
17141recno 17141  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ214242.6+433506  (i) 1RXS name (meta.id;meta.main)
RAJ2000325.6775 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+43.5851 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
PosErr 6 arcsec Total positional error (stat.error)
Nid 16  Number of correlated sources (meta.number)
bandPosx   [x] origin of the source position (always x: X-ray) (instr.bandwidth)
gal_Nh 2.830 10+21cm-2 Galactic HI column density (in 1021atoms/cm2) (phys.columnDensity;pos.galactic)
GLON 90.5590 deg Galactic longitude (pos.galactic.lon)
GLAT -7.1111 deg Galactic latitude (pos.galactic.lat)
HR1-0.64  Hardness ratio 1 (phot.flux;arith.ratio)
e_HR1 0.01  rms uncertainty on HR1 (stat.error)
HR2 0.09  Hardness ratio 2 (phot.flux;arith.ratio)
e_HR2 0.04  rms uncertainty on HR2 (stat.error)
Extent 19  Source extent (phys.angSize)
L_Extent134  Likelihood of source extent (stat.likelihood)
Ldetect999  Likelihood of source detection algorithm (stat.likelihood)
ExpTime 692 s Exposure time (time.duration;obs.exposure)
Count 4.8e+00 ct/s Source count rate (phot.count;em.X-ray)
e_Count 8.4e-02 ct/s rms uncertainty on Count (stat.error;phot.count)
Flux1 3.36e-10 mW/m2 X-ray flux 1 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
Flux2 2.37e-11 mW/m2 X-ray flux 2 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
begDate1990-12-02 "Y:M:D" First date of observation (time.epoch;obs)
begDate.f 0.96 d First date of observation (day fraction) (time.epoch)
endDate1990-12-05 "Y:M:D" Last date of observation (time.epoch;obs)
endDate.f 0.43 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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