139 Tauri (HIP 28237), a blue-white supergiant star in Stars

139 Tauri (HIP 28237) is a blue-white supergiant star (B1Ib) in Stars, 1,538 light years from Earth at magnitude 4.81.

Ashland Astronomy Studio October 3, 2026 Star

139 Tauri (HIP 28237)

139 Tauri is a blue-white supergiant star in the constellation Stars. At 1,538 light years away, it shines at an apparent visual magnitude of 4.81. Iron abundance: -0.06 (87% of the Sun). Galactic velocity: 10.2 km/s. Galactic orbit: 25,597 38,183 light years from galactic center.

Sky position: RA 5h 57m, Dec +25° 57.2'

Spectral type: B1Ib

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