VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR . Beijing (Ch) VizieR . Hawai VizieR

VizieR Detailed Page

start AladinLite
IX/29/rass_fsc ROSAT All-Sky Survey Faint Source Catalog (Voges+ 2000)
The ROSAT All Sky Survey Faint Source Catalog (105924 rows)
  recno=25716
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 42 21.80 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEJ2000+41 00 37.0 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data) (pos.eq.dec)
_RAB195000 39 37.75 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DEB1950+40 44 11.2 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data) (pos.eq.dec)
_Glon121.0879 deg Galactic longitude (computed by VizieR, not part of the original data) (pos.galactic.lon)
_Glat-21.8290 deg Galactic latitude (computed by VizieR, not part of the original data) (pos.galactic.lat)
25716recno 25716  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ004221.8+410037  ROSAT All-Sky Survey Catalogue source name (Note 1)   (meta.id;meta.main)
RAJ2000010.59083 deg Right ascension (J2000), decimal degrees (pos.eq.ra;meta.main)
DEJ2000+41.01028 deg Declination (J2000), decimal degrees (pos.eq.dec;meta.main)
PosErr 20 arcsec Total positional error (including 6" systematic error) (stat.error)
ScrFlagsF....   [T.F] screening flags (Note 2)   (meta.code)
NewFlag....   [T._] 'new data' flags (Note 3)   (meta.code)
Count 3.86e-02 ct/s Source countrate (Note 4)   (phot.count;em.X-ray)
e_Count 1.08e-02 ct/s Error on Count (Note 4)   (stat.error;phot.count)
bgCt 9.29e-04 ct/s/arcmin2 Background countrate (Note 4)   (arith.rate;instr.background;em.X-ray)
ExpTime 496 s Exposure time (time.duration;obs.exposure)
HR1 0.52   [-1/1] Hardness ratio 1 (Note 5)   (phot.flux;arith.ratio)
e_HR1 0.24   Error on HR1 (Note 6)   (stat.error)
HR2 0.58   [-1/1] hardness ratio 2 (Note 5)   (phot.flux;arith.ratio)
e_HR2 0.25   Error on HR2 (Note 6)   (stat.error)
Extent 0 arcsec Source extent, by which the source image exceeds the point spread function. (instr.det.psf)
L_Extent    Likelihood of source extent (Note 7)   (stat.likelihood)
Ldetect 20   Likelihood of source detection algorithm (Note 7)   (stat.likelihood)
ExtRad 300 arcsec Extraction radius (phys.angSize)
PrioFlags101010   [01] priority flags (Note 8)   (meta.code.error)
PHAb   [ABCDb] PHA range of best detection (Note 9)   (meta.code)
VigFactor 0.72   Vignetting factor (arith.factor)
IncDate2000-05-18 "Y:M:D" [000518] Date when source was included (Note 10)   (time.epoch)
Ncand 0  Number of identification candidates in the correlation catalogue (meta.number)
SASS33010002  Identification number of SASS field (Note 12)   (meta.id;obs.field)
MASOL 39  SASS source number (MASOL number) in SASS field (mainly for internal use) (meta.id)
src132  Source number (meta.id)
ObsBeg1991-01-09T15:36 s Beginning of observation (year, offset 1900) (time.epoch)
ObsEnd1991-01-11T22:04 s Beginning of observation (year, offset 1900) (time.epoch)
Rel99   [0,99] Reliability of Source (stat.fit.goodness)
  
elapse time 0

Thanks for acknowledging the VizieR Service
Rules of usage of VizieR data

© UDS/CNRS

Contact