VizieR

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VizieR

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III/106/catalog MK Classification of Visual Multiples (Abt, 1981)
MK Classifications of visual multiples (catalog completed with positions) (867 rows)
  recno=582
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ColumnValue  Explain   (UCD)
_RAJ200016 05 26.2300 "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)
_DEJ2000-19 48 19.600 "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)
_RAB195016 02 31.4820 "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)
_DEB1950-19 40 13.680 "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)
_Glon353.1928627 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+23.5996375 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)
582recno 582  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

McatADS  Multiple star catalog name (ADS, Fin, Kui, B) (meta.id;meta.dataset)
ID 9913  Number in Mcat catalog (meta.id)
m_IDA  Component designation (Note 1)   (meta.code.multip)

Ns 2  Number of stars in the system (meta.number)

NameHD 144217  Name of the star (mainly HD) (meta.id;meta.main)
SpB1V  MK Spectral classification (src.spType)
NoteBeta1 Sco; B0.5 V (Slettebak 1963ApJ...138..118S)  Names and selected published types (Note 2)   (meta.note)

RAJ200016 05 26.23 "h:m:s" (i) Right Ascension J2000 (pos.eq.ra;meta.main)
DEJ2000-19 48 19.6 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)

rPosT   [TUM-] Source of position (Note 1)   (meta.ref;pos.frame)
Vmag 2.6 mag Rounded visual magnitude (phot.mag;em.opt.V)

RemarkSWrn of 14" cpm pair  Additional remarks by B. Skiff. (Note 2)   (meta.note)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
  
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