VizieR

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

VizieR

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IX/10A/1rxs ROSAT All-Sky Bright Source Catalogue (1RXS) (Voges+ 1999)
The 1RXS catalogue (18806 rows)
  1RXS===J170351.0+783835
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ColumnValue  Explain   (UCD)
_RAJ200017 03 51.0024 "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+78 38 35.520 "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)
_RAB195017 06 41.2600 "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+78 42 32.419 "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)
_Glon111.0122502 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+31.7584080 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)
14250recno 14250  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ170351.0+783835  (i) ROSAT All-Sky Survey Catalogue source name (Note 1)   (meta.id;meta.main)
n_1RXS    [*] Names modified from previous version (meta.note)
RAJ2000255.96251 deg (i) Right ascension (J2000), decimal degrees (pos.eq.ra;meta.main)
DEJ2000+78.64320 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__   [T_] screening flags (Note 2)   (meta.code)
NewFlag>   [T._] 'new data' flags (Note 3)   (meta.code)
Count 2.55e+00 ct/s Source countrate (Note 4)   (phot.count;em.X-ray)
e_Count 3.14e-02 ct/s Error on Count (Note 4)   (stat.error;phot.count)
bgCt 9.62e-04 ct/s/arcmin2 Background countrate (Note 4)   (arith.rate;instr.background)
ExpTime 1391 s Exposure time (time.duration;obs.exposure)
HR1 0.87   [-1/1] Hardness ratio 1 (Note 5)   (phot.flux;arith.ratio)
e_HR1 0.01   Error on HR1 (Note 6)   (stat.error)
HR2 0.03   [-1/1] hardness ratio 2 (Note 5)   (phot.flux;arith.ratio)
e_HR2 0.03   Error on HR2 (Note 6)   (stat.error)
Extent122 arcsec Source extent, by which the source image exceeds the point spread function. (instr.det.psf)
L_Extent2453   Likelihood of source extent (Note 7)   (stat.likelihood)
Ldetect2030   Likelihood of source detection algorithm (Note 7)   (stat.likelihood)
ExtRad 990 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 0.72   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 69  Number of identification candidates in the correlation catalogue (meta.number)
SASS33003012  Identification number of SASS field (Note 12)   (meta.id;obs.field)
MASOL0180  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===J170351.0+783835
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200017 03 51.000 "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+78 38 35.52 "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)
_RAB195017 06 41.258 "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+78 42 32.42 "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)
_Glon111.012251 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+31.758410 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)
14250recno 14250  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ170351.0+783835  (i) 1RXS name (meta.id;meta.main)
RAJ2000255.9625 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+78.6432 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
PosErr 8 arcsec Total positional error (stat.error)
Nid 69  Number of correlated sources (meta.number)
bandPosx   [x] origin of the source position (always x: X-ray) (instr.bandwidth)
gal_Nh 0.402 10+21cm-2 Galactic HI column density (in 1021atoms/cm2) (phys.columnDensity;pos.galactic)
GLON111.0131 deg Galactic longitude (pos.galactic.lon)
GLAT 31.7582 deg Galactic latitude (pos.galactic.lat)
HR1 0.87  Hardness ratio 1 (phot.flux;arith.ratio)
e_HR1 0.01  rms uncertainty on HR1 (stat.error)
HR2 0.03  Hardness ratio 2 (phot.flux;arith.ratio)
e_HR2 0.03  rms uncertainty on HR2 (stat.error)
Extent122  Source extent (phys.angSize)
L_Extent999  Likelihood of source extent (stat.likelihood)
Ldetect999  Likelihood of source detection algorithm (stat.likelihood)
ExpTime 1391 s Exposure time (time.duration;obs.exposure)
Count 2.5e+00 ct/s Source count rate (phot.count;em.X-ray)
e_Count 3.1e-02 ct/s rms uncertainty on Count (stat.error;phot.count)
Flux1 6.53e-11 mW/m2 X-ray flux 1 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
Flux2 3.30e-11 mW/m2 X-ray flux 2 in 0.1-2.4keV energy range (phot.flux;em.X-ray)
begDate1990-09-21 "Y:M:D" First date of observation (time.epoch;obs)
begDate.f 0.34 d First date of observation (day fraction) (time.epoch)
endDate1990-09-28 "Y:M:D" Last date of observation (time.epoch;obs)
endDate.f 0.75 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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