57 Ori

HIP 27965; 57 Ori Star Orion (Ori) Visible Level 2 Small telescope (4")

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Physical Properties

Magnitude 5.92

Variable Type Beta Cephei (Pulsating)

Spectral Type B2V

Star Color Blue (B-V -0.17)

Position & Identifiers

RA 05h 54m 56.7s

Dec +19° 44' 59.0"

Constellation Orion (Ori)

HR 2052

HIP 27965

Flamsteed 57 Ori

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Spectral Classification

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Stellar Absorption Spectrum

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Stellar Fusion

Stellar Notes

Variable Star

Beta C?, amp. <0.02V.

Spectroscopic Binary

6.1, 8.3v, sep. 0.0006", 7.9969d, K 70k/s, V0 +21k/s, msin3i 8.84, asini 7.70.

Group/Cluster

Cas-Tau OB1.

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