37 Tauri

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37 Tauri
Observation data
Epoch J2000      Equinox J2000
Constellation Taurus[1][2]
Right ascension 04h 04m 41.7s[1][2]
Declination +22° 4′ 55″[1][2]
Apparent magnitude (V) 4.36[1][2]
Spectral type K0+III-IIIaFe-0.2[1][2]
U−B color index 0.95[1][2]
B−V color index 1.07[1][2]
R−I color index 0.53[1][2]
Radial velocity (Rv) 0.95 km/s
Proper motion (μ) RA: 9 mas/yr
Dec.:  mas/yr
Parallax (π) 0.013 mas
Other designations
BD+21 585,SAO 76430,HD 25604,HR 1256
Database references

37 Tauri (37 Tau) is a star in the constellation Taurus.


It has the following data:

  • Equatorial coordinates:
    • Right Ascension: 04h 04m 41.717s [3]
    • Declination: +22° 04' 54.93" [3]
  • Apparent magnitude (v): 4.5 [3]
  • Spectral Type: K0+III-IIIaFe-0.2 [3]

Chinese astronomy[edit]

In Chinese astronomy, 37 Tauri is the principal star of the asterism Moon (月) in the Hairy Head lunar mansion. In the Qing dynasty star chart Yixiang Kaocheng (仪象考成), the much fainter 39 Tauri was added to the asterism.


  1. ^ a b c d e f g h "Pulsating variable Star". SIMBAD. Centre de Données astronomiques de Strasbourg. Retrieved 2012-07-13. 
  2. ^ a b c d e f g h "VizieR Detailed Page". Retrieved 2012-07-13. 
  3. ^ a b c d Frosty Drew Observatory & Sky Theatre — 37 Tauri