Omicron Cassiopeiae (HIP 3504), a blue-white main-sequence star in Stars

Omicron Cassiopeiae (HIP 3504) is a blue-white main-sequence star (B2.5Ve) in Stars, 697 light years from Earth at magnitude 4.48.

Ashland Astronomy Studio October 3, 2026 Star

Omicron Cassiopeiae (HIP 3504)

Omicron Cassiopeiae is a blue-white main-sequence star in the constellation Stars. At 697 light years away, it shines at an apparent visual magnitude of 4.48. Galactic velocity: 27.7 km/s. Galactic orbit: 20,046 24,540 light years from galactic center.

Sky position: RA 0h 44m, Dec +48° 17.1'

Spectral type: B2.5Ve

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