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VizieR

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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=118892
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200006 49 40.1131800 "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)
_DEJ2000-15 02 40.470000 "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)
_RAB195006 47 23.8880707 "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)
_DEB1950-14 59 09.885202 "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)
_Glon226.1945016906 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 -7.1804870364 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)
118892recno 118892  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)

NameHD 49812  Normalised star name (preferably HD) (meta.id;meta.main)
SpTypeB9V  Spectral Type from Simbad (src.spType)
Bmag 7.567 mag B magnitude (Cat. I/259) (phot.mag;em.opt.B)
e_Bmag 0.011705 mag Error on Bmag (Cat. I/259) (stat.error;phot.mag;em.opt.B)
Vmag 7.560 mag V magnitude (Cat. I/259) (phot.mag;em.opt.V)
e_Vmag 0.011 mag Error on Vmag (Cat. I/259) (stat.error;phot.mag;em.opt.V)
Rmag 7.487231 mag R magnitude (estimated) (phot.mag;em.opt.R)
Imag 7.588844 mag I magnitude (estimated) (phot.mag;em.opt.I)
Jmag 7.517 mag J magnitude (Cat. II/246) (phot.mag;em.IR.J)
e_Jmag 0.023 mag Error on Jmag (Cat. II/246) (stat.error;phot.mag;em.IR.J)
Hmag 7.595 mag H magnitude (Cat. II/246) (phot.mag;em.IR.H)
e_Hmag 0.059 mag Error on Hmag (Cat. II/246) (stat.error;phot.mag;em.IR.H)
Kmag 7.553 mag K magnitude (Cat. II/246) (phot.mag;em.IR.K)
e_Kmag 0.033 mag Error on Kmag (Cat. II/246) (stat.error;phot.mag;em.IR.K)
Lmag 7.516 mag L magnitude (Cat. II/311/wise W1mag) (phot.mag;em.IR.3-4um)
e_Lmag 0.037 mag Error on Lmag (Cat. II/311/wise e_W1mag) (stat.error;phot.mag;em.IR.3-4um)
Mmag 7.551 mag M magnitude (Cat. II/311/wise W2mag) (phot.mag;em.IR.4-8um)
e_Mmag 0.020 mag Error on Mmag (Cat. II/311/wise e_W2mag) (stat.error;phot.mag;em.IR.4-8um)
Nmag 7.394000 mag N magnitude (Cat. II/311/wise W3mag) (phot.mag;em.IR.8-15um)
e_Nmag 0.017 mag Error on Nmag (Cat. II/311/wise e_W3mag) (stat.error;phot.mag;em.IR.8-15um)
LDD 0.095250 mas Limb-Darkened Disk diameter (phys.angSize)
e_LDD 0.003116 mas Error on LDD (and all UDDs) (Note 1)   (stat.error)
LDDCHI 3.76320e-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 0.090893 mas Uniform Disk Diameter in band B (Note 4)   (phys.angSize;em.opt.B)
UDDV 0.091533 mas Uniform Disk Diameter in band V (Note 4)   (phys.angSize;em.opt.V)
UDDR 0.092355 mas Uniform Disk Diameter in band R (Note 4)   (phys.angSize;em.opt.R)
UDDI 0.093015 mas Uniform Disk Diameter in band I (Note 4)   (phys.angSize;em.opt.I)
UDDJ 0.093681 mas Uniform Disk Diameter in band J (Note 4)   (phys.angSize;em.IR.J)
UDDH 0.094052 mas Uniform Disk Diameter in band H (Note 4)   (phys.angSize;em.IR.H)
UDDK 0.094243 mas Uniform Disk Diameter in band K (Note 4)   (phys.angSize;em.IR.K)
UDDL 0.094707 mas Uniform Disk Diameter in band L (Note 4)   (phys.angSize;em.IR.3-4um)
UDDM 0.094841 mas Uniform Disk Diameter in band M (Note 4)   (phys.angSize;em.IR.4-8um)
UDDN 0.094985 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)

RAJ200006 49 40.11318 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-15 02 40.4700 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  
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