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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=181984
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200009 56 51.7417000 "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)
_DEJ2000-54 34 04.039000 "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)
_RAB195009 55 06.1509005 "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)
_DEB1950-54 19 44.979714 "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)
_Glon279.3461287726 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 +0.1051564927 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)
181984recno 181984  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)

NameHD86440  Normalised star name (preferably HD) (meta.id;meta.main)
SpTypeB5Ib  Spectral Type from Simbad (src.spType)
Bmag 3.453 mag B magnitude (Cat. I/259) (phot.mag;em.opt.B)
e_Bmag 0.015133 mag Error on Bmag (Cat. I/259) (stat.error;phot.mag;em.opt.B)
Vmag 3.520 mag V magnitude (Cat. I/259) (phot.mag;em.opt.V)
e_Vmag 0.002 mag Error on Vmag (Cat. I/259) (stat.error;phot.mag;em.opt.V)
Rmag 3.500000 mag R magnitude (estimated) (phot.mag;em.opt.R)
Imag 3.580000 mag I magnitude (estimated) (phot.mag;em.opt.I)
Jmag 3.742 mag J magnitude (Cat. II/246) (phot.mag;em.IR.J)
e_Jmag 0.260 mag Error on Jmag (Cat. II/246) (stat.error;phot.mag;em.IR.J)
Hmag 3.696 mag H magnitude (Cat. II/246) (phot.mag;em.IR.H)
e_Hmag 0.242 mag Error on Hmag (Cat. II/246) (stat.error;phot.mag;em.IR.H)
Kmag 3.729 mag K magnitude (Cat. II/246) (phot.mag;em.IR.K)
e_Kmag 0.242 mag Error on Kmag (Cat. II/246) (stat.error;phot.mag;em.IR.K)
Lmag 3.760 mag L magnitude (Cat. II/311/wise W1mag) (phot.mag;em.IR.3-4um)
e_Lmag  mag Error on Lmag (Cat. II/311/wise e_W1mag) (stat.error;phot.mag;em.IR.3-4um)
Mmag 3.356 mag M magnitude (Cat. II/311/wise W2mag) (phot.mag;em.IR.4-8um)
e_Mmag 0.432 mag Error on Mmag (Cat. II/311/wise e_W2mag) (stat.error;phot.mag;em.IR.4-8um)
Nmag 3.735000 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 0.462433 mas Limb-Darkened Disk diameter (phys.angSize)
e_LDD 0.041492 mas Error on LDD (and all UDDs) (Note 1)   (stat.error)
LDDCHI 2.94760e-02  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 0.446675 mas Uniform Disk Diameter in band B (Note 4)   (phys.angSize;em.opt.B)
UDDV 0.449006 mas Uniform Disk Diameter in band V (Note 4)   (phys.angSize;em.opt.V)
UDDR 0.451920 mas Uniform Disk Diameter in band R (Note 4)   (phys.angSize;em.opt.R)
UDDI 0.454190 mas Uniform Disk Diameter in band I (Note 4)   (phys.angSize;em.opt.I)
UDDJ 0.456608 mas Uniform Disk Diameter in band J (Note 4)   (phys.angSize;em.IR.J)
UDDH 0.457948 mas Uniform Disk Diameter in band H (Note 4)   (phys.angSize;em.IR.H)
UDDK 0.458660 mas Uniform Disk Diameter in band K (Note 4)   (phys.angSize;em.IR.K)
UDDL 0.460394 mas Uniform Disk Diameter in band L (Note 4)   (phys.angSize;em.IR.3-4um)
UDDM 0.460870 mas Uniform Disk Diameter in band M (Note 4)   (phys.angSize;em.IR.4-8um)
UDDN 0.461245 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)

RAJ200009 56 51.74170 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-54 34 04.0390 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  
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