VizieR

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VizieR

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B/mk/mktypes Catalogue of Stellar Spectral Classifications (Skiff, 2009- )
The catalog of MK Spectral Types (911723 rows)
  recno=837891
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Note: Details of surveyed literature

ColumnValue  Explain   (UCD)
_RAJ200021 45 41.6200 "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+18 48 01.700 "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)
_RAB195021 43 20.4266 "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+18 34 09.763 "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)
_Glon073.3568734 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-25.7008031 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)
837891recno 837891  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NameHLF 2 +18 6  Star name as published or valid SIMBAD name (Lortet et al.) (meta.id)
Mag12.60 mag Magnitude, see passband in n_Mag (phot.mag)
n_MagB  Color passband of magnitude (Note 2)   (meta.note)
n_SpType    [+] if spectral type is an MK standard (meta.note)
SpTypeG0  spectral type (MK, HD, or other) (src.spType)
Remarks   Comments (Note 3)   (meta.note)
Bibcode1966ApJS...12..391P  Publication Source (meta.bib.bibcode)
RAJ200021 45 41.62 "h:m:s" (i) Right Ascension (J2000) hour (pos.eq.ra;meta.main)
DEJ2000+18 48 01.7 "d:m:s" (i) Declination (J2000) degree (pos.eq.dec;meta.main)
rcU  Source of coordinates (Note 1)   (meta.ref;pos.frame)

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