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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=6676
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 31 38.1260000 "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+29 13 28.240000 "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 28 59.4562300 "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+28 56 55.096394 "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)
_Glon117.7532826166 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-33.4480394189 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)
6676recno 6676  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)

NameStKM 1-50  Normalised star name (preferably HD) (meta.id;meta.main)
SpTypeK5  Spectral Type from Simbad (src.spType)
Bmag 12.562 mag B magnitude (Cat. I/259) (phot.mag;em.opt.B)
e_Bmag 0.209000 mag Error on Bmag (Cat. I/259) (stat.error;phot.mag;em.opt.B)
Vmag 11.100 mag V magnitude (Cat. I/259) (phot.mag;em.opt.V)
e_Vmag 0.109 mag Error on Vmag (Cat. I/259) (stat.error;phot.mag;em.opt.V)
Rmag 10.124320 mag R magnitude (estimated) (phot.mag;em.opt.R)
Imag 9.753948 mag I magnitude (estimated) (phot.mag;em.opt.I)
Jmag 9.212 mag J magnitude (Cat. II/246) (phot.mag;em.IR.J)
e_Jmag 0.021 mag Error on Jmag (Cat. II/246) (stat.error;phot.mag;em.IR.J)
Hmag 8.713 mag H magnitude (Cat. II/246) (phot.mag;em.IR.H)
e_Hmag 0.029 mag Error on Hmag (Cat. II/246) (stat.error;phot.mag;em.IR.H)
Kmag 8.516 mag K magnitude (Cat. II/246) (phot.mag;em.IR.K)
e_Kmag 0.018 mag Error on Kmag (Cat. II/246) (stat.error;phot.mag;em.IR.K)
Lmag 8.478 mag L magnitude (Cat. II/311/wise W1mag) (phot.mag;em.IR.3-4um)
e_Lmag 0.023 mag Error on Lmag (Cat. II/311/wise e_W1mag) (stat.error;phot.mag;em.IR.3-4um)
Mmag 8.539 mag M magnitude (Cat. II/311/wise W2mag) (phot.mag;em.IR.4-8um)
e_Mmag 0.019 mag Error on Mmag (Cat. II/311/wise e_W2mag) (stat.error;phot.mag;em.IR.4-8um)
Nmag 8.466000 mag N magnitude (Cat. II/311/wise W3mag) (phot.mag;em.IR.8-15um)
e_Nmag 0.024 mag Error on Nmag (Cat. II/311/wise e_W3mag) (stat.error;phot.mag;em.IR.8-15um)
LDD 0.102590 mas Limb-Darkened Disk diameter (phys.angSize)
e_LDD 0.002565 mas Error on LDD (and all UDDs) (Note 1)   (stat.error)
LDDCHI 1.01856e+00  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 0.092569 mas Uniform Disk Diameter in band B (Note 4)   (phys.angSize;em.opt.B)
UDDV 0.094617 mas Uniform Disk Diameter in band V (Note 4)   (phys.angSize;em.opt.V)
UDDR 0.095939 mas Uniform Disk Diameter in band R (Note 4)   (phys.angSize;em.opt.R)
UDDI 0.097401 mas Uniform Disk Diameter in band I (Note 4)   (phys.angSize;em.opt.I)
UDDJ 0.099501 mas Uniform Disk Diameter in band J (Note 4)   (phys.angSize;em.IR.J)
UDDH 0.099501 mas Uniform Disk Diameter in band H (Note 4)   (phys.angSize;em.IR.H)
UDDK 0.100053 mas Uniform Disk Diameter in band K (Note 4)   (phys.angSize;em.IR.K)
UDDL 0.101040 mas Uniform Disk Diameter in band L (Note 4)   (phys.angSize;em.IR.3-4um)
UDDM 0.101444 mas Uniform Disk Diameter in band M (Note 4)   (phys.angSize;em.IR.4-8um)
UDDN 0.101880 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 31 38.12600 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+29 13 28.2400 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
  
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