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Star

Alpha Geminorum (Castor A)

Alpha Geminorum (α Gem), also known as Castor A, is a spectral class A2Vm star of magnitude 1.9 located in the constellation Gemini. α Gem is one of the brighter stars in Gemini and can be seen by the naked eye under dark skies or with binoculars.

      1. Name:
      2. Alpha Geminorum
      1. Short name:
      2. α Gem
      1. Common name:
      2. Castor A
      1. Spectral class:
      2. A2Vm
      1. Magnitude:
      2. 1.9
      1. Right Acension:
      2. 07h 34m 36.00s
      1. Declination:
      2. +31° 53' 19.1"