VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

VizieR

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IX/10A/1rxs ROSAT All-Sky Bright Source Catalogue (1RXS) (Voges+ 1999)
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The 1RXS catalogue (18806 rows) 		  1RXS===J174043.1-281806
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ColumnValue  Explain   (UCD)
_RAJ200017 40 43.0968 "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)
_DEJ2000-28 18 06.012 "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)
_RAB195017 37 33.5008 "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)
_DEB1950-28 16 34.903 "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)
_Glon359.9746719 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+01.2486273 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)
14737recno 14737  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
1RXSJ174043.1-281806  (i) ROSAT All-Sky Survey Catalogue source name (Note 1)   (meta.id;meta.main)
n_1RXS    [*] Names modified from previous version (meta.note)
RAJ2000265.17957 deg (i) Right ascension (J2000), decimal degrees (pos.eq.ra;meta.main)
DEJ2000-28.30167 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 2.63e-01 ct/s Source countrate (Note 4)   (phot.count;em.X-ray)
e_Count 3.22e-02 ct/s Error on Count (Note 4)   (stat.error;phot.count)
bgCt 1.71e-03 ct/s/arcmin2 Background countrate (Note 4)   (arith.rate;instr.background)
ExpTime 295 s Exposure time (time.duration;obs.exposure)
HR1 0.95   [-1/1] Hardness ratio 1 (Note 5)   (phot.flux;arith.ratio)
e_HR1 0.05   Error on HR1 (Note 6)   (stat.error)
HR2 1.00   [-1/1] hardness ratio 2 (Note 5)   (phot.flux;arith.ratio)
e_HR2 0.04   Error on HR2 (Note 6)   (stat.error)
Extent 0 arcsec Source extent, by which the source image exceeds the point spread function. (instr.det.psf)
L_Extent    Likelihood of source extent (Note 7)   (stat.likelihood)
Ldetect 204   Likelihood of source detection algorithm (Note 7)   (stat.likelihood)
ExtRad 300 arcsec Extraction radius (phys.angSize)
PrioFlags111101   [01] priority flags (Note 8)   (meta.code.error)
PHAb   [ABCDb] PHA range of best detection (Note 9)   (meta.code)
VigFactor 0.73   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 26  Number of identification candidates in the correlation catalogue (meta.number)
SASS33022043  Identification number of SASS field (Note 12)   (meta.id;obs.field)
MASOL0171  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)
ReadMe+ftp

1RXS Correlation entries (18806 rows) 		  1RXS===J174043.1-281806
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200017 40 43.104 "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)
_DEJ2000-28 18 06.12 "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)
_RAB195017 37 33.508 "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)
_DEB1950-28 16 35.01 "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)
_Glon359.974660 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+01.248589 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)
14737recno 14737  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
1RXSJ174043.1-281806  (i) 1RXS name (meta.id;meta.main)
RAJ2000265.1796 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-28.3017 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
PosErr 8 arcsec Total positional error (stat.error)
Nid 26  Number of correlated sources (meta.number)
bandPosx   [x] origin of the source position (always x: X-ray) (instr.bandwidth)
gal_Nh 8.803 10+21cm-2 Galactic HI column density (in 1021atoms/cm2) (phys.columnDensity;pos.galactic)
GLON359.9756 deg Galactic longitude (pos.galactic.lon)
GLAT 1.2486 deg Galactic latitude (pos.galactic.lat)
HR1 0.95  Hardness ratio 1 (phot.flux;arith.ratio)
e_HR1 0.05  rms uncertainty on HR1 (stat.error)
HR2 1.00  Hardness ratio 2 (phot.flux;arith.ratio)
e_HR2 0.04  rms uncertainty on HR2 (stat.error)
Extent 0  Source extent (phys.angSize)
L_Extent 0  Likelihood of source extent (stat.likelihood)
Ldetect204  Likelihood of source detection algorithm (stat.likelihood)
ExpTime 295 s Exposure time (time.duration;obs.exposure)
Count 2.6e-01 ct/s Source count rate (phot.count;em.X-ray)
e_Count 3.2e-02 ct/s rms uncertainty on Count (stat.error;phot.count)
Flux1 5.21e-11 mW/m2 X-ray flux 1 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
Flux2 3.51e-12 mW/m2 X-ray flux 2 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
begDate1990-09-06 "Y:M:D" First date of observation (time.epoch;obs)
begDate.f 0.49 d First date of observation (day fraction) (time.epoch)
endDate1990-09-08 "Y:M:D" Last date of observation (time.epoch;obs)
endDate.f 0.10 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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