VizieR

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VizieR

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IX/31/wgacat The WGACAT version of ROSAT sources (White+ 2000)
The full catalogue (88621 rows)
  recno=15497
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ColumnValue  Explain   (UCD)
_RAJ200005 08 00.792 "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)
_DEJ2000-37 29 25.44 "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)
_RAB195005 06 16.993 "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)
_DEB1950-37 33 14.59 "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)
_Glon241.195998 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-35.837847 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)
15497recno 15497  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1WGAJ0508.0-3729  (i) Source name (based on J2000 position) (Note 2)   (meta.id;meta.main)
f_1WGA    [*] '*' indicates multiple entries with the same 1WGA name (Note 2)   (meta.code)
RAJ2000077.0033 deg (i) Right ascension of source (J2000) (pos.eq.ra;meta.main)
DEJ2000-37.4904 deg (i) Declination of source (J2000) (pos.eq.dec;meta.main)
Xpos 7261.5 pix The source coordinate in original pixels (pos.cartesian.x;instr.det)
Ypos 7821.5 pix The source coordinate in original pixels (pos.cartesian.y;instr.det)
GLON241.20 deg [0,360] Galactic Longitude (pos.galactic.lon)
GLAT-35.84 deg Galactic Latitude (pos.galactic.lat)
Count 0.00194 ct/s Background subtracted count rate accumulated in PHA bins 24 to 224 (0.24-2.0keV) (phot.count;em.X-ray)
e_Count 0.00057 ct/s Mean error on Count (stat.error;phot.count)
Fx 2.910e-14 mW/m2 X-ray flux using a constant correction factor of 1.5x10–11 mW/m2 (erg/s/cm2). (phot.flux;em.X-ray)
Vign 1.00  Telescope vignetting correction (Note 1)   (instr.param)
ErrorRad 13 arcsec 90% confidence source error radius. (stat.error)
BoxSize 22 arcsec Optimum source half box size. (instr.param)
RAc.deg 76.8987 deg Image center right ascension. (Note 2)   (pos.eq.ra;obs.image)
DEc.deg-37.4851 deg Image center declination. (Note 2)   (pos.eq.dec;obs.image)
Dist.c 4.993 arcmin Offset of detected position from (RAc,DEc) (pos.angDistance)
RAt 76.9302 deg Target right ascension (J2000) (Note 3)   (pos.eq.ra)
DEt-37.5101 deg Target declination (J2000) (Note 3)   (pos.eq.dec)
Dist.t 3.677 arcmin Offset of detected position from (RAt,DEt) (pos.angDistance)
OBJECTNGC 660  Original field name as found in event list (meta.id;time.duration;obs.field)
ROR600094   [100000/999999] number of unique sequences (meta.number)
StartDate 1991-02-18T03:17:00 s Observation Starting date/time, DMF secs (Note 13)   (time.start;obs)
EndDate 1991-02-18T12:15:01 s Observation Ending date/time, DMF secs (Note 13)   (time.end;obs)
Ndetect 17  Total number of detections in the image. (meta.number)
IDno 3  The source number in the field (Note 4)   (meta.id;obs.field)
ImageFileWP600094_IN  FITS image file name (obs.image)
EventFileWP600094  Event file name (meta.id;time.duration;meta.file)
SourceIDWP600094_IN_3  Unique source identification (Note 5)   (meta.id)
PrBkg 0.0   [0.0] Probability that the detection is due to a background fluctuation (instr.background)
SNR 3.40  The signal to noise ratio of the source (stat.snr)
Qflag12   [5,12] Quality flag from bad to good (Note 6)   (meta.code.qual)
RegionI   [IO] Region of the ROSAT image (I=in, O=out) (meta.note)
Zoom 8  Rebinning factor of the image (instr.param)
Bgnd 4.752e-08 ct/pix/s Background count rate (arith.rate;instr.background)
ExpTime 10263 s Exposure time of the field (time.epoch;obs.field)
SR1 0.5714  Softness ratio 11-39/40-85 (Note 7)   (phot.flux;arith.ratio)
e_SR1 0.3582  Mean error on SR1 (stat.error)
HR1 1.5710  Hardness ratio 86-200/40-85 (Note 7)   (phot.flux;arith.ratio)
e_HR1 0.7598  Mean error on HR1 (stat.error)
SR2 1.1670  Hard softness ratio 50-86/87-129 (Note 7)   (phot.flux;arith.ratio)
e_SR2 0.6491  Mean error on SR2 (stat.error)
HR2 0.8333  Hard hardness ratio 130-240/87-129 (Note 7)   (phot.flux;arith.ratio)
e_HR2 0.5046  Mean error on HR2 (stat.error)
Counts 22 ct Total number of counts detected (meta.number)
e_Counts 4.69 ct Mean error on Counts (stat.error;phot.count)
Count1 4 ct Low band (11-39=0.1-0.4keV) counts (phot.count;em.X-ray)
e_Count1 2.00 ct Mean error on Count1 (stat.error)
Count2 7 ct Mid band (40-85=0.4-0.9keV) counts (phot.count;em.X-ray)
e_Count2 2.65 ct Mean error on Count2 (stat.error)
Count3 11 ct High band (86-200=0.92.0keV) counts (phot.count;em.X-ray)
e_Count3 3.32 ct Mean error on Count3 (stat.error)
Chi2 1.999  Variability test (Note 8)   (src.var)
XidFlag    [1] 1 if ID with pre-Rosat X-ray source (meta.code)
Xid1   First name of X-ray identifier (meta.id)
Xid2   2nd name of X-ray identifier (meta.id)
Xid3   3rd name of X-ray identifier (meta.id)
Xid4   4th name of X-ray identifier (meta.id)
IPCcount  ct/s Count rate detected by the Einstein IPC. (phot.count;em.X-ray)
e_IPCcount  ct/s Mean error on IPCcount (stat.error)
IPC/PSPC    Ratio of IPC/PSPC count rates. (phot.flux;arith.ratio)
e_IPC/PSPC    Mean error on IPC/PSPC (stat.error)
OIdFlag    [1] 1 if ID with optical source (meta.code)
OId1   First name of optical counterpart (meta.id.cross)
OId2   2nd name of optical counterpart (meta.id)
OId3   3rd name of optical counterpart (meta.id)
OId4   4th name of optical counterpart (meta.id)
SIMBAD   Name in SIMBAD data-base (if existing, all blanks removed) (meta.id;meta.dataset)
Vmag  mag V magnitude of any optical counterpart (phot.mag;em.opt.V)
Fx/Fo    X-ray over optical flux ratio (Note 11)   (phot.flux;arith.ratio)
AoX    Optical to X-ray slope (Note 12)   (spect.index)
z    Redshift of counterpart (src.redshift)
Class    Source classification (Note 14)   (src.class)
GSCseq    GSC Identification: sequence number (meta.id)
GSCreg    GSC Identification: region numer (meta.id)
QVmag    GSC quasi-V magnitude (phot.mag;em.opt.V)
QBmag    GSC quasi-B magnitude (phot.mag;em.opt.B)
GSCext    [NOnoYEye] GSC Extension flag (meta.code)
RIdFlag1   [1] 1 if ID with radio source (meta.code)
RId1   First name of radio source (meta.id.cross)
RId2   Second name of radio source (meta.id)
RId3   Third name of radio source (meta.id)
S80cm  mJy radio flux at 80 cm (0.4GHz) (phot.flux.density;em.radio.200-400MHz)
S20cm  mJy radio flux at 20 cm (1.5GHz) (phot.flux.density;em.radio.1500-3000MHz)
S6cm  mJy radio flux at 6 cm (5.0GHz) (phot.flux.density;em.radio.3-6GHz)
IRAS   Name in IRAS (II/125 or II/156) (meta.id)
IdCat    [HIPC ] Catalog used for optical position (Note 9)   (instr.setup)
IDoffset  arcmin Offset of Id star from ROSAT position (meta.id)
oRA  arcmin Offset from reference star (Note 9)   (pos.eq.ra;arith.diff)
oDE  arcmin Offset from reference star (Note 9)   (pos.eq.dec;arith.diff)
Vno    [1] Version of WGACAT (meta.code)
MPEnameJ050800-3729.4  Name in MPE catalog IX/11 (meta.id)
MPEflag1   [1,2] Comparison with MPE IX/11 (Note 10)   (meta.code)
MPEcount 0.00203 ct/s Count from MPE (phot.count;em.X-ray)
e_MPEcount 0.00054 ct/s Mean error on MPEcount (stat.error)
NH21cm 2.7e+20 cm-2 21cm number of H from Starke et al. (meta.id)
B-V  mag B-V colour (phot.color;em.opt.B;em.opt.V)
Ori1   [1,2] 1 for WGACAT (old), 2 for WGACAT2 (new) (meta.code)

HEASARCWGACAT  Find the related data products available at HEASARC (meta.ref.url)
  
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