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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=95727
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Note: The ``short'' version of the catalogue can be retrieved by a selecting     *+*     in the SEQflags column

ColumnValue  Explain   (UCD)
_RAJ200020 32 25.776 "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+40 57 27.72 "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)
_RAB195020 30 37.610 "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+40 47 12.51 "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)
_Glon079.845432 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+00.700037 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)
95727recno 95727  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SeqDetec1rh201845a01.003  Sequence Detection Name. (Note)   (meta.id;obs)
n_1RXH    Number of sources sharing a common 1RXH name (Note)   (meta.note)
1RXH1RXH J203225.7+405727  Name of catalogued detection (Note)   (meta.id;meta.main)
ErrPos 1 arcsec Total positional error (stat.error)
CRate 1.66e+00 ct/s Estimate of net count rate (phot.count;em.X-ray)
e_CRate 1.1e-02 ct/s Mean error on CRate (stat.error)
SNR128.8  Signal-to-noise ratio (truncated at 999.9) (stat.snr)
offAxis20 arcmin Off axis angle averaged over observation (instr.offset)
ExpTime 47064 s Exposure live time (time.duration;obs.exposure)
varFlagN   [NTP] Source variability (Note)   (meta.code;src.var)
SRCflags.de.i._..pav.   [.cdefiu_mnpavw] Source flags (Note)   (meta.code)
SEQflags....FM.+   [.DABEFMS_+] Sequence flags (Note)   (meta.code)
ChkDate1995-11-28 "Y:M:D" Date of sequence and source checking (time.epoch)
ChkSiteGSFC  Checker Site (MPE, AIP, GSFC or SAO) (meta.id;instr.obsty)
ChkNameMFC  Checker ID (obs.observer)
Commentcygx3  Source comment (meta.note)
begDate1995-04-21 "Y:M:D" Observation start date (time.epoch)
endDate1995-04-23 "Y:M:D" Observation finish date (time.epoch)
ObsIDUS201845H-1.N1  Observation Identification (meta.id;obs)
SiteUSRS  Processing site (MPE or USRS) (meta.id;instr.obsty)
RAJ2000308.1074 deg (i) Source Right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+40.9577 deg (i) Source Declination (J2000) (pos.eq.dec;meta.main)
Glon 79.8454 deg Galactic Longitude (pos.galactic.lon)
Glat 0.7000 deg Galactic Latitude (pos.galactic.lat)
EPI 0.3   [0,0.5] Edge Proximity Indicator (Note)   (meta.code)
Xpos5088.6 pix Unblocked x source position (0.5arcsec/pixel) (pos.cartesian.x;instr.det)
Ypos1993.2 pix Unblocked y source position (0.5arcsec/pixel) (pos.cartesian.y;instr.det)
imXpox318.50 pix Blocked x source position (8arcsec/pixel) (pos.cartesian;instr.det)
imYpox125.04 pix Blocked y source position (8arcsec/pixel) (pos.cartesian;instr.det)
lev1_X5088.1 pix SASS level 1 x coordinate (0.5arcsec/pixel) (pos.cartesian;instr.det)
lev1_Y6199.3 pix SASS level 1 y coordinate (0.5arcsec/pixel) (pos.cartesian;instr.det)
cirRadius 69.8 arcsec Radius of source circle for source intensity measurement (phys.angSize;src)
totCounts 25866 ct Total (source + background) counts within cirRadius (phot.count;em.X-ray)
e_totCounts 161 ct Mean error on totCounts (stat.error)
bkgCounts 658 ct Background counts inside cirRadius (phot.count;em.X-ray)
QE 2.591  1keV Quantum Efficiency which has been used to derive CRate (instr.det.qe)
vig 1.175  1keV vignetting correction for source which has been used to derive CRate (instr.param)
csc 1.019  1keV scattering correction for source which has been used to derive CRate (instr.param)
Xsize 72 arcsec X source detect cell size (instr.fov;instr.pixel)
Ysize 72 arcsec Y source detect cell size (instr.fov;instr.pixel)
boxCounts 17571 ct Total counts in detection box (phot.count;em.X-ray)
thrCounts 565 ct Threshold for detection at this location (instr.sensitivity)
unresPr 1.00   [0,1] Probability the source is unresolved (Note)   (stat.fit.goodness)
XposEC5064.0 pix X position of extended circle (0.5arcsec/pix) (pos.cartesian.x;instr.det)
YposEC2025.0 pix Y position of extended circle (0.5arcsec/pix) (pos.cartesian.y;instr.det)
RadEC 613.9 arcsec Radius of the extended circle (phys.angSize;src)
SctEC 1.000  Extended circle scattering correction (truncated at 999.999) (instr.param)
CorEC 1.64  Extended circle size correction (truncated at 99999.99) (instr.param)
e_CorEC 0.02  Mean error on CorEC (stat.error)
  
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