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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=2444
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Note: The ``short'' version of the catalogue can be retrieved by a selecting     *+*     in the SEQflags column

ColumnValue  Explain   (UCD)
_RAJ200000 42 42.744 "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 51 50.76 "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)
_RAB195000 39 58.657 "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 35 25.19 "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)
_Glon121.153086 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-21.977510 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)
2444recno 2444  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SeqDetec1rh600600n00.043  Sequence Detection Name. (Note)   (meta.id;obs)
n_1RXH 2   Number of sources sharing a common 1RXH name (Note)   (meta.note)
1RXH1RXH J004242.7+405150  Name of catalogued detection (Note)   (meta.id;meta.main)
ErrPos 3 arcsec Total positional error (stat.error)
CRate 1.20e-02 ct/s Estimate of net count rate (phot.count;em.X-ray)
e_CRate 1.0e-03 ct/s Mean error on CRate (stat.error)
SNR 10.7  Signal-to-noise ratio (truncated at 999.9) (stat.snr)
offAxis 2 arcmin Off axis angle averaged over observation (instr.offset)
ExpTime 12533 s Exposure live time (time.duration;obs.exposure)
varFlagN   [NTP] Source variability (Note)   (meta.code;src.var)
SRCflags..e.iu_..p...   [.cdefiu_mnpavw] Source flags (Note)   (meta.code)
SEQflags......._   [.DABEFMS_+] Sequence flags (Note)   (meta.code)
ChkDate1996-07-11 "Y:M:D" Date of sequence and source checking (time.epoch)
ChkSiteAIP  Checker Site (MPE, AIP, GSFC or SAO) (meta.id;instr.obsty)
ChkNameNJN  Checker ID (obs.observer)
Comment   Source comment (meta.note)
begDate1994-07-19 "Y:M:D" Observation start date (time.epoch)
endDate1994-07-26 "Y:M:D" Observation finish date (time.epoch)
ObsIDWG600600H.N1  Observation Identification (meta.id;obs)
SiteMPE  Processing site (MPE or USRS) (meta.id;instr.obsty)
RAJ2000010.6781 deg (i) Source Right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+40.8641 deg (i) Source Declination (J2000) (pos.eq.dec;meta.main)
Glon121.1531 deg Galactic Longitude (pos.galactic.lon)
Glat-21.9775 deg Galactic Latitude (pos.galactic.lat)
EPI 0.0   [0,0.5] Edge Proximity Indicator (Note)   (meta.code)
Xpos4051.9 pix Unblocked x source position (0.5arcsec/pixel) (pos.cartesian.x;instr.det)
Ypos4054.5 pix Unblocked y source position (0.5arcsec/pixel) (pos.cartesian.y;instr.det)
imXpox253.71 pix Blocked x source position (8arcsec/pixel) (pos.cartesian;instr.det)
imYpox253.88 pix Blocked y source position (8arcsec/pixel) (pos.cartesian;instr.det)
lev1_X4051.4 pix SASS level 1 x coordinate (0.5arcsec/pixel) (pos.cartesian;instr.det)
lev1_Y4138.0 pix SASS level 1 y coordinate (0.5arcsec/pixel) (pos.cartesian;instr.det)
cirRadius 20.2 arcsec Radius of source circle for source intensity measurement (phys.angSize;src)
totCounts 172 ct Total (source + background) counts within cirRadius (phot.count;em.X-ray)
e_totCounts 13 ct Mean error on totCounts (stat.error)
bkgCounts 20 ct Background counts inside cirRadius (phot.count;em.X-ray)
QE 0.972  1keV Quantum Efficiency which has been used to derive CRate (instr.det.qe)
vig 1.004  1keV vignetting correction for source which has been used to derive CRate (instr.param)
csc 1.012  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 248 ct Total counts in detection box (phot.count;em.X-ray)
thrCounts 111 ct Threshold for detection at this location (instr.sensitivity)
unresPr 1.00   [0,1] Probability the source is unresolved (Note)   (stat.fit.goodness)
XposEC4027.2 pix X position of extended circle (0.5arcsec/pix) (pos.cartesian.x;instr.det)
YposEC4069.8 pix Y position of extended circle (0.5arcsec/pix) (pos.cartesian.y;instr.det)
RadEC 67.9 arcsec Radius of the extended circle (phys.angSize;src)
SctEC 1.000  Extended circle scattering correction (truncated at 999.999) (instr.param)
CorEC 1.22  Extended circle size correction (truncated at 99999.99) (instr.param)
e_CorEC 0.17  Mean error on CorEC (stat.error)
  
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