VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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III/135A/catalog Henry Draper Catalogue and Extension (Cannon+ 1918-1924; ADC 1989)
Henry Draper catalogue (272150 rows)
  recno=74423
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ColumnValue  Explain   (UCD)
_RAJ200008 40 18.8 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J1900. (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)
_DEJ2000-64 50 26 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J1900. (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)
_RAB195008 39 33.7 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1900. (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)
_DEB1950-64 39 41 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1900. (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)
_Glon280.0141 deg Galactic longitude at Epoch=J1900. (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-13.8666 deg Galactic latitude at Epoch=J1900. (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)
74423recno 74423  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HD 74423  (i) [1/272150] Henry Draper Catalog (HD) number (meta.id;meta.main)
DMCP-64 927  Durchmusterung identification (Note 1)   (meta.id)
RAB190008 38.8 "h:m:s" (i) Hours RA, equinox B1900, epoch 1900.0 (pos.eq.ra;meta.main)
DEB1900-64 29 "d:m:s" (i) Degrees Dec, equinox B1900, epoch 1900.0 (pos.eq.dec;meta.main)
q_Ptm1   [0/1] Code for Ptm: 0 = measured, 1 = value inferred from Ptg and spectral type (meta.code.qual)
Ptm 8.60 mag Photovisual magnitude (Note 2)   (phot.mag;em.opt.V)
n_Ptm    [C] 'C' if Ptm is combined value with Ptg (meta.note)
q_Ptg0   [0/1] Code for Ptg: 0 = measured, 1 = value inferred from Ptm and spectral type (meta.code.qual)
Ptg 8.60 mag Photographic magnitude (Note 2)   (phot.mag;em.opt)
n_Ptg    [C] 'C' if Ptg is combined value for this entry and the following or preceding entry (meta.note)
SpTA0  Spectral type (spectral types P are generally nebulae) (src.spType)
Int 4   [ 0-9B] Photographic intensity of spectrum (Note 3)   (phot.count;em.opt)
Rem    [DEGMR*] Remarks, see note (Note 4)   (meta.note)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
_RA.icrs08 40.3 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-64 50 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
TychoTycho  Cross-identification with Tycho-2 (Cat. IV/25) (meta.ref.url)
  
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