Altarf (HIP 40526), a orange bright giant star in Stars

Altarf (HIP 40526) is a orange bright giant star (K4III Ba0.5:) in Stars, 303 light years from Earth at magnitude 3.53.

Ashland Astronomy Studio October 3, 2026 Star

Altarf (HIP 40526)

Altarf is a orange bright giant star in the constellation Stars. At 303 light years away, it shines at an apparent visual magnitude of 3.53. Iron abundance: -0.17 (68% of the Sun). Galactic velocity: 37.7 km/s. Galactic orbit: 19,811 24,442 light years from galactic center.

Sky position: RA 8h 16m, Dec +9° 11.1'

Spectral type: K4III Ba0.5:

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