Tau Canis Majoris (HIP 35415), a blue supergiant star in Stars

Tau Canis Majoris (HIP 35415) is a blue supergiant star (O9 IB) in Stars at magnitude 4.37.

Ashland Astronomy Studio October 3, 2026 Star

Tau Canis Majoris (HIP 35415)

Tau Canis Majoris is a blue supergiant star in the constellation Stars. It shines at magnitude 4.37.

Sky position: RA 7h 18m, Dec -24° 57.3'

Spectral type: O9 IB

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