VizieR

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VizieR

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III/18B/mkclass Stellar Spectra Classified in Morgan-Keenan System (Jaschek+ 1964)
Catalog Data (20849 rows)
  recno=1599
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ColumnValue  Explain   (UCD)
_RAJ200001 54 36.9 "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+20 48 31 "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)
_RAB195001 51 51.2 "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+20 33 48 "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)
_Glon142.2375 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-39.6831 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)
1599recno 1599  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

count 1  Counter within a group of records (Note)   (meta.number)
HD 11636  HD number (meta.id)
m_HD   Additional designation or alternate number (meta.code.multip)
DM   Ducrhmusterung designation (meta.id)
m_DM   Additional designation (meta.code.multip)
name   Alternative name (meta.id;meta.main)
RA190001 49.1 "h:m:s" (i) Right ascension hours (1900.0) (pos.eq.ra;meta.main)
DE1900+20 19 "d:m:s" (i) Declination degrees (1900.0) (pos.eq.dec;meta.main)
mag 2.7 mag Magnitude (accuracy is uncertain) (Note)   (phot.mag;em.opt)
SpA5V  MK Spectral type (Note)   (src.spType)
note030 055 065 071 083 094  References and notes (Note)   (meta.note)
com    [* ] Asterisk indicates corrected value (meta.note)
cnt 1593  Counter from hard copy catalog (Note)   (meta.number)

_RA.icrs01 54.6 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs+20 49 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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