Alhena (HIP 31681), a white subgiant star in Stars

Alhena (HIP 31681) is a white subgiant star (A1.5IV) in Stars, 109 light years from Earth at magnitude 1.93.

Ashland Astronomy Studio October 3, 2026 Star

Alhena (HIP 31681)

Alhena is a white subgiant star in the constellation Stars. At 109 light years away, it shines at an apparent visual magnitude of 1.93. Iron abundance: -0.28 (52% of the Sun). Galactic velocity: 15.5 km/s. Galactic orbit: 22,710 32,332 light years from galactic center.

Sky position: RA 6h 37m, Dec +16° 24'

Spectral type: A1.5IV

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