VizieR

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

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
IX/30
  Second ROSAT PSPC Catalog (ROSAT, 2000)
ReadMe+ftp
Similar Catalogs
Post annotation 		img(gal)
1.IX/30/2rxpThe 2RXP Catalog (95331 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Seq (char) ROSAT detection sequence number (meta.id)
  S (char) [S] for source in "short" catalog (Note)   (meta.code)
  m_2RXP (char) [a-l] Multiplicity index (Note)   (meta.code.multip)
  2RXP (char) 2RXP designation (Jhhmmss.s+ddmmss) (Note)   (meta.id;meta.main)
  ErrPos arcsec (n) Error in position (Note G1)   (stat.error)
  Crate ct/s Estimate of net count rate (phot.count;em.X-ray)
  e_Crate ct/s (n) Error of Crate (Note G1)   (stat.error)
  LhMdet  Source likelihood from the L/MDETEC algorithm (MD_LIKE, truncated at 999.9) (stat.likelihood)
  oax arcmin Off-axis angle averaged over observation (instr.offset)
  ExpTime s Exposure time (time.duration;obs.exposure)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Var (char) [NTP] Source variability flag: Negative / Too_few / Possible (meta.code;src.var)
  SrcFlags (char) [cdefislmnpavw.] Source Flags (Note)   (meta.code)
  SeqFlags (char) [DABEFMSX.] Sequence flags (Note)   (meta.code)
  QCdate "Y:M:D" Date of sequence and source checking (time.epoch)
  QCsite (char) Checker Site (meta.id;instr.obsty)
  QDname (char) Checker ID (obs.observer)
  Com (char) Source comment (meta.note)
  Tbeg "Y:M:D" Observation start date (time.epoch)
  Tend "Y:M:D" Observation finish date (time.epoch)
  ObsID (char) Observation ID (e.g. US400623H.N1) (meta.id;obs)
  Site (char) Processing Site (USRS / MPE / PE / SRS) (meta.id;instr.obsty)
  RAJ2000 deg (i) Source Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Source Declination (J2000) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  imX 15arcsec Blocked x source position (pos.cartesian;instr.det)
  imY 15arcsec Blocked Y source position (pos.cartesian;instr.det)
  e_imX 15arcsec (n) Error on imX (Note G1)   (stat.error)
  e_imY 15arcsec (n) Error on imY (Note G1)   (stat.error)
  Drb arcmin Corrected source-rib distance (truncated at 99) (pos.angDistance)
  Dsr arcmin (n) [0,99] Corrected source-source distance (truncated at 99) (pos.angDistance)
  Vig  (n) Vignetting factor (Note G1)   (instr.param)
  bgCt ct/s/arcmin2Background countrate (truncated to -9.99 ... 99.99) (instr.background)
  DetFlags (char) [01] Source detection string (Note 3)   (meta.code)
  DetML (char) [ABCDb ] band in which ML detection occurred (Note)   (instr.bandpass)
  LhMdet2  Source likelihood from the L/MDETEC algorithm (truncated at 9999) (stat.likelihood)
  Dcs arcsec Width of detect square (instr.fov;instr.pixel)
  MSX  Source number from merged source list (MPLSX) (meta.id)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Mdet (char) [M.] set to 'M' if Crate was taken from MDETEC (as well as some other parameters) (meta.code)
  LhML  (n) Source likelihood from the ML algorithm (ML_LIKE, truncated to 999) (Note G1)   (stat.likelihood)
  rML arcsec Extraction radius used in ML algorithm (stat.fit.param)
  Ext arcsec sigma of Gaussion distribution fitted to data (phys.angSize)
  ExtL  Likelihood of source extent (truncated to 9999) (stat.likelihood)
  Vflags (char) [ckuf.] variability flags (Note)   (meta.code;src.var)
  HR1  Hardness ratio 1 (Note truncated to -9.99...99.99)   (phot.flux;arith.ratio)
  e_HR1  Error on HR1 (stat.error)
  HR2  hardness ratio 2 (Note truncated to -9.99...99.99)   (phot.flux;arith.ratio)
  e_HR2  Error on HR2 (stat.error)
  CtA ct Source net counts PHAch. 11-41 (∼0.1-0.4 keV) (phot.count;em.X-ray)
  CtB ct Source net counts PHAch. 52-201 (∼0.5-2.0 keV) (phot.count;em.X-ray)
  CtC ct Source net counts PHAch. 52-90 (∼0.5-0.9 keV) (phot.count;em.X-ray)
  CtD ct Source net counts PHAch. 91-201 (∼0.9-2.0 keV) (phot.count;em.X-ray)
  e_CtA ct Mean error on CtA (stat.error)
  e_CtB ct Mean error on CtB (stat.error)
  e_CtC ct Mean error on CtC (stat.error)
  e_CtD ct Mean error on CtD (stat.error)
  cSpl  Reduced chi-square of power law fit to net spectrum (truncated at 99.9) (stat.fit.param)
  cSRS  reduced chi-square of Raymond-Smith fit to net spectrum (truncated at 99.9) (stat.fit.param)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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