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VizieR

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IX/28A/hricat ROSAT HRI Pointed Observations (1RXH) (ROSAT Team, 2000)
ROSAT Source Catalog of Pointed Observations with the High Resolution Imager (1RXH) (108514 rows)
  recno=41547
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Note: The ``short'' version of the catalogue can be retrieved by a selecting     *+*     in the SEQflags column

ColumnValue  Explain   (UCD)
_RAJ200008 10 56.544 "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 08 36.96 "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)
_RAB195008 07 52.519 "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 17 33.09 "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)
_Glon194.082644 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+28.808885 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)
41547recno 41547  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SeqDetec1rh300568n00.005  Sequence Detection Name. (Note)   (meta.id;obs)
n_1RXH 3   Number of sources sharing a common 1RXH name (Note)   (meta.note)
1RXH1RXH J081056.5+280836  Name of catalogued detection (Note)   (meta.id;meta.main)
ErrPos 1 arcsec Total positional error (stat.error)
CRate 1.05e-01 ct/s Estimate of net count rate (phot.count;em.X-ray)
e_CRate 3.4e-03 ct/s Mean error on CRate (stat.error)
SNR 26.9  Signal-to-noise ratio (truncated at 999.9) (stat.snr)
offAxis 1 arcmin Off axis angle averaged over observation (instr.offset)
ExpTime 9319 s Exposure live time (time.duration;obs.exposure)
varFlagP   [NTP] Source variability (Note)   (meta.code;src.var)
SRCflags......_......   [.cdefiu_mnpavw] Source flags (Note)   (meta.code)
SEQflags.......+   [.DABEFMS_+] Sequence flags (Note)   (meta.code)
ChkDate1999-12-03 "Y:M:D" Date of sequence and source checking (time.epoch)
ChkSiteMPE  Checker Site (MPE, AIP, GSFC or SAO) (meta.id;instr.obsty)
ChkNameOBER  Checker ID (obs.observer)
Comment   Source comment (meta.note)
begDate1998-04-14 "Y:M:D" Observation start date (time.epoch)
endDate1998-04-14 "Y:M:D" Observation finish date (time.epoch)
ObsIDWG300568H.N1  Observation Identification (meta.id;obs)
SiteMPE  Processing site (MPE or USRS) (meta.id;instr.obsty)
RAJ2000122.7356 deg (i) Source Right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+28.1436 deg (i) Source Declination (J2000) (pos.eq.dec;meta.main)
Glon194.0826 deg Galactic Longitude (pos.galactic.lon)
Glat 28.8089 deg Galactic Latitude (pos.galactic.lat)
EPI 0.0   [0,0.5] Edge Proximity Indicator (Note)   (meta.code)
Xpos4060.4 pix Unblocked x source position (0.5arcsec/pixel) (pos.cartesian.x;instr.det)
Ypos4122.9 pix Unblocked y source position (0.5arcsec/pixel) (pos.cartesian.y;instr.det)
imXpox254.25 pix Blocked x source position (8arcsec/pixel) (pos.cartesian;instr.det)
imYpox258.15 pix Blocked y source position (8arcsec/pixel) (pos.cartesian;instr.det)
lev1_X4059.9 pix SASS level 1 x coordinate (0.5arcsec/pixel) (pos.cartesian;instr.det)
lev1_Y4069.6 pix SASS level 1 y coordinate (0.5arcsec/pixel) (pos.cartesian;instr.det)
cirRadius 20.1 arcsec Radius of source circle for source intensity measurement (phys.angSize;src)
totCounts 1007 ct Total (source + background) counts within cirRadius (phot.count;em.X-ray)
e_totCounts 32 ct Mean error on totCounts (stat.error)
bkgCounts 16 ct Background counts inside cirRadius (phot.count;em.X-ray)
QE 0.977  1keV Quantum Efficiency which has been used to derive CRate (instr.det.qe)
vig 1.002  1keV vignetting correction for source which has been used to derive CRate (instr.param)
csc 1.011  1keV scattering correction for source which has been used to derive CRate (instr.param)
Xsize 12 arcsec X source detect cell size (instr.fov;instr.pixel)
Ysize 12 arcsec Y source detect cell size (instr.fov;instr.pixel)
boxCounts 729 ct Total counts in detection box (phot.count;em.X-ray)
thrCounts 10 ct Threshold for detection at this location (instr.sensitivity)
unresPr 1.00   [0,1] Probability the source is unresolved (Note)   (stat.fit.goodness)
XposEC4063.1 pix X position of extended circle (0.5arcsec/pix) (pos.cartesian.x;instr.det)
YposEC4123.9 pix Y position of extended circle (0.5arcsec/pix) (pos.cartesian.y;instr.det)
RadEC 25.5 arcsec Radius of the extended circle (phys.angSize;src)
SctEC 1.001  Extended circle scattering correction (truncated at 999.999) (instr.param)
CorEC 1.00  Extended circle size correction (truncated at 99999.99) (instr.param)
e_CorEC 0.05  Mean error on CorEC (stat.error)
  
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