VizieR

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

VizieR

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=20
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200015 45 00.6984 "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+87 42 37.008 "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)
_RAB195016 07 05.8560 "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+87 51 13.407 "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)
_Glon121.1373482 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+28.7806394 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)
20recno 20  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

1RXSJ154500.7+874237  (i) ROSAT All-Sky Survey Catalogue source name (Note 1)   (meta.id;meta.main)
RAJ2000236.25291 deg (i) Right ascension (J2000), decimal degrees (pos.eq.ra;meta.main)
DEJ2000+87.71028 deg (i) Declination (J2000), decimal degrees (pos.eq.dec;meta.main)
PosErr 26 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 1.29e-02 ct/s Source countrate (Note 4)   (phot.count;em.X-ray)
e_Count 5.31e-03 ct/s Error on Count (Note 4)   (stat.error;phot.count)
bgCt 1.06e-03 ct/s/arcmin2 Background countrate (Note 4)   (arith.rate;instr.background;em.X-ray)
ExpTime 976 s Exposure time (time.duration;obs.exposure)
HR1 1.00   [-1/1] Hardness ratio 1 (Note 5)   (phot.flux;arith.ratio)
e_HR1 0.22   Error on HR1 (Note 6)   (stat.error)
HR2-0.45   [-1/1] hardness ratio 2 (Note 5)   (phot.flux;arith.ratio)
e_HR2 0.28   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 7   Likelihood of source detection algorithm (Note 7)   (stat.likelihood)
ExtRad 300 arcsec Extraction radius (phys.angSize)
PrioFlags111111   [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)
SASS33001001  Identification number of SASS field (Note 12)   (meta.id;obs.field)
MASOL 60  SASS source number (MASOL number) in SASS field (mainly for internal use) (meta.id)
src 10  Source number (meta.id)
ObsBeg1990-09-13T05:02 s Beginning of observation (year, offset 1900) (time.epoch)
ObsEnd1990-09-18T06:28 s Beginning of observation (year, offset 1900) (time.epoch)
Rel63   [0,99] Reliability of Source (stat.fit.goodness)
  
elapse time 0

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

© Université de Strasbourg/CNRS

    • Contact