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II/346/jsdc_v2 JMMC Stellar Diameters Catalogue - JSDC. Version 2 (Bourges+, 2017)
Stellar diameters catalogue, version 2 (465877 rows)
  recno=11582
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 54 17.5927100 "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)
_DEJ2000-08 44 26.388800 "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 51 46.2186882 "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)
_DEB1950-09 00 41.799672 "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)
_Glon125.1676077691 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-71.6000166363 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)
11582recno 11582  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
Dis 0  indicates differences between JSDC V1 and V2 (meta.note)

Name* 21 Cet  Normalised star name (preferably HD) (meta.id;meta.main)
SpTypeG8III  Spectral Type from Simbad (src.spType)
Bmag 7.061 mag B magnitude (Cat. I/259) (phot.mag;em.opt.B)
e_Bmag 0.030414 mag Error on Bmag (Cat. I/259) (stat.error;phot.mag;em.opt.B)
Vmag 6.150 mag V magnitude (Cat. I/259) (phot.mag;em.opt.V)
e_Vmag 0.005 mag Error on Vmag (Cat. I/259) (stat.error;phot.mag;em.opt.V)
Rmag 5.418060 mag R magnitude (estimated) (phot.mag;em.opt.R)
Imag 5.068065 mag I magnitude (estimated) (phot.mag;em.opt.I)
Jmag 4.727 mag J magnitude (Cat. II/246) (phot.mag;em.IR.J)
e_Jmag 0.258 mag Error on Jmag (Cat. II/246) (stat.error;phot.mag;em.IR.J)
Hmag 4.010 mag H magnitude (Cat. II/246) (phot.mag;em.IR.H)
e_Hmag 0.280 mag Error on Hmag (Cat. II/246) (stat.error;phot.mag;em.IR.H)
Kmag 4.071 mag K magnitude (Cat. II/246) (phot.mag;em.IR.K)
e_Kmag 0.246 mag Error on Kmag (Cat. II/246) (stat.error;phot.mag;em.IR.K)
Lmag 3.829 mag L magnitude (Cat. II/311/wise W1mag) (phot.mag;em.IR.3-4um)
e_Lmag 0.407 mag Error on Lmag (Cat. II/311/wise e_W1mag) (stat.error;phot.mag;em.IR.3-4um)
Mmag 3.566 mag M magnitude (Cat. II/311/wise W2mag) (phot.mag;em.IR.4-8um)
e_Mmag 0.287 mag Error on Mmag (Cat. II/311/wise e_W2mag) (stat.error;phot.mag;em.IR.4-8um)
Nmag 3.844000 mag N magnitude (Cat. II/311/wise W3mag) (phot.mag;em.IR.8-15um)
e_Nmag 0.015 mag Error on Nmag (Cat. II/311/wise e_W3mag) (stat.error;phot.mag;em.IR.8-15um)
LDD 0.735751 mas Limb-Darkened Disk diameter (phys.angSize)
e_LDD 0.069100 mas Error on LDD (and all UDDs) (Note 1)   (stat.error)
LDDCHI 1.42741e-01  Chi2 of LDD fitting (Note 2)   (stat.fit.chi2)
CalFlag0   [0/7] Confidence flags for using this star as a calibrator in Optical Interferometry experiments (Note 3)   (meta.code)
UDDB 0.674228 mas Uniform Disk Diameter in band B (Note 4)   (phys.angSize;em.opt.B)
UDDV 0.687337 mas Uniform Disk Diameter in band V (Note 4)   (phys.angSize;em.opt.V)
UDDR 0.695574 mas Uniform Disk Diameter in band R (Note 4)   (phys.angSize;em.opt.R)
UDDI 0.703793 mas Uniform Disk Diameter in band I (Note 4)   (phys.angSize;em.opt.I)
UDDJ 0.716923 mas Uniform Disk Diameter in band J (Note 4)   (phys.angSize;em.IR.J)
UDDH 0.716923 mas Uniform Disk Diameter in band H (Note 4)   (phys.angSize;em.IR.H)
UDDK 0.720004 mas Uniform Disk Diameter in band K (Note 4)   (phys.angSize;em.IR.K)
UDDL 0.726243 mas Uniform Disk Diameter in band L (Note 4)   (phys.angSize;em.IR.3-4um)
UDDM 0.728471 mas Uniform Disk Diameter in band M (Note 4)   (phys.angSize;em.IR.4-8um)
UDDN 0.731498 mas Uniform Disk Diameter in band N (4 (phys.angSize;em.IR.8-15um)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)

RAJ200000 54 17.59271 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-08 44 26.3888 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  
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