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VizieR

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IX/55/xmm3r8s XMM-Newton Serendipitous Source Catalogue 3XMM-DR8 (XMM-SSC, 2018)
The 3XMM-DR8 Catalog, "slim" version (531454 rows)
  recno=247093
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ColumnValue  Explain   (UCD)
_RAJ200011 21 02.98947 "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+53 10 10.0490 "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)
_RAB195011 18 13.53009 "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+53 26 36.3121 "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)
_Glon149.53047881 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+59.03943182 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)
247093recno 247093  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Source207626104010004  (i) [200001101010001/207957124010063] (SRCID) Unique source index (meta.id)
3XMMJ112102.9+531010  (i) (IAUNAME) Unique source name (JHHMMSS.s+DDMMSS) (linked to full details about detections for this source) (meta.id;meta.main)
RA_ICRS170.262456 deg (i) (SC_RA) Mean source right ascension (ICRS) (pos.eq.ra;meta.main)
DE_ICRS+53.169458 deg (i) (SC_DEC) Mean source declination (ICRS) (pos.eq.dec;meta.main)
ePos 0.456314 arcsec [0.03/20] (SC_POSERR) Mean error on position (stat.error)
srcML 3.84753e+03  (SCDETML) Source detection likelihood (Note 2)   (stat.likelihood;instr.saturation)
Flux1 2.74873e-14 mW/m2 (SCEP1_FLUX) Mean flux in 0.2-0.5keV band (phot.flux;em.X-ray)
e_Flux1 1.01489e-15 mW/m2 (SCEP1FLUXERR) Mean error on Flux1 (stat.error)
Flux2 6.15127e-14 mW/m2 (SCEP2_FLUX) Mean flux in 0.5-1.0keV band (phot.flux;em.X-ray)
e_Flux2 1.49383e-15 mW/m2 (SCEP2FLUXERR) Mean error on Flux2 (stat.error)
Flux3 4.17910e-14 mW/m2 (SCEP3_FLUX) Mean flux in 1.0-2.0keV band (phot.flux;em.X-ray)
e_Flux3 1.38213e-15 mW/m2 (SCEP3FLUXERR) Mean error on Flux3 (stat.error)
Flux4 5.80565e-14 mW/m2 (SCEP4_FLUX) Mean flux in 2.0-4.5keV band (phot.flux;em.X-ray)
e_Flux4 2.89914e-15 mW/m2 (SCEP4FLUXERR) Mean error on Flux4 (stat.error)
Flux5 5.49364e-14 mW/m2 (SCEP5_FLUX) Mean flux in 4.5-12keV band (phot.flux;em.X-ray)
e_Flux5 8.15048e-15 mW/m2 (SCEP5FLUXERR) Mean error on Flux5 (stat.error)
Flux8 2.45908e-13 mW/m2 (SCEP8_FLUX) Mean flux in 0.2-12keV band (phot.flux;em.X-ray)
e_Flux8 9.05179e-15 mW/m2 (SCEP8FLUXERR) Mean error on Flux8 (stat.error)
Flux9 1.64074e-13 mW/m2 (SCEP9_FLUX) Mean flux in 0.5-4.5keV band (phot.flux;em.X-ray)
e_Flux9 3.19724e-15 mW/m2 (SCEP9FLUXERR) Mean error on Flux9 (stat.error)
HR1 0.338796   [-1/1] (SC_HR1) Hardness ratio, bands 1,2 (Note 1)   (phot.flux;arith.ratio)
e_HR1 1.92361e-02   (SCHR1ERR) Mean error on HR1 (stat.error)
HR2-0.251039   [-1/1] (SC_HR2) Hardness ratio, bands 2,3 (Note 1)   (phot.flux;arith.ratio)
e_HR2 1.87607e-02   (SCHR2ERR) Mean error on HR2 (stat.error)
HR3-0.352230   [-1/1] (SC_HR3) Hardness ratio, bands 3,4 (Note 1)   (phot.flux;arith.ratio)
e_HR3 2.58223e-02   (SCHR3ERR) Mean error on HR3 (stat.error)
HR4-0.628253   [-1/1] (SC_HR4) Hardness ratio, bands 4,5 (Note 1)   (phot.flux;arith.ratio)
e_HR4 4.49835e-02   (SCHR4ERR) Mean error on HR4 (stat.error)
ext11.356500 arcsec (SC_EXTENT) Total band extent (phys.angSize)
extML 6.14666e+02  (SCEXTML) Detection likelihood of the extended source (Note 3)   (stat.likelihood;instr.saturation)
Cst 0.254011   [0/1] (SC_CHI2PROB) Constant probability (Note 4)   (stat.fit.goodness)
Fvar 0.211065   (SC_FVAR) fractional excess variance of the unique source (Note 6)   (src.var.index)
e_Fvar 0.187818   (SC_FVARERR) Mean error on Fvar (stat.error)
V0   [0/1] (SCVARFLAG) Variability flag (V=1) (meta.code;src.var)
S0   [0/4] (SCSUMFLAG) summary flag, 0=best (Note 5)   (meta.code.qual)
F8min 2.01406e-13 mW/m2 (SCEP8_FMIN) Minimum flux in 0.5-4.5keV band (phot.flux;em.X-ray.medium;stat.min)
e_F8min 1.98519e-14 mW/m2 (SCEP8FMINERR) Mean error on F8min (stat.error)
F8max 2.82573e-13 mW/m2 (SCEP8_FMAX) Maximum flux in 0.5-4.5keV band (phot.flux;em.X-ray.medium;stat.max)
e_F8max 1.39052e-14 mW/m2 (SCEP8FMAXERR) Mean error on F8max (stat.error)
MJD057496.2316 d [51577/58088] (MJD_FIRST) Date of first observation (MJD) (time.epoch)
MJD157524.2430 d [51577/58088] (MJD_LAST) Date of last observation (MJD) (time.epoch)
Nd 4   [1/59] (N_DETECTIONS) Number of detections (meta.number)
c0   [0/1] (CONFUSED) Confusion flag (Note 7)   (meta.code)

detID370440  Lower detection record number in the original FITS file (meta.id)

uIRAPhttp://xmm-catalog.irap.omp.eu/source/207626104010004/  (WEBPAGE_URL) URL for details at IRAP (meta.ref.url)

xcatDBdetxcatDBdet  Show details from the Xcat-DB about the detections of that source (meta.ref.url)
xcatDBxcatDB  Show details from the Xcat-DB about that source (meta.ref.url)
IRAPIRAP  Show details from IRAP site about that source (meta.ref.url)
  
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