Sadr (HIP 100453), a yellow-white supergiant star in Stars

Sadr (HIP 100453) is a yellow-white supergiant star (F8Ib) in Stars, 1,783 light years from Earth at magnitude 2.23.

Ashland Astronomy Studio October 3, 2026 Star

Sadr (HIP 100453)

Sadr is a yellow-white supergiant star in the constellation Stars. At 1,783 light years away, it shines at an apparent visual magnitude of 2.23. Iron abundance: 0.18 (151% of the Sun). Galactic velocity: 9.3 km/s. Galactic orbit: 23,747 27,824 light years from galactic center.

Sky position: RA 20h 22m, Dec +40° 15.4'

Spectral type: F8Ib

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