Gliese 644 (HIP 82817), a red main-sequence star in Stars

Gliese 644 (HIP 82817) is a red main-sequence star (M2 V) in Stars, 19 light years from Earth at magnitude 9.02.

Ashland Astronomy Studio October 3, 2026 Star

Gliese 644 (HIP 82817)

Gliese 644 is a red main-sequence star in the constellation Stars. At 19 light years away, it shines at an apparent visual magnitude of 9.02. Galactic velocity: 36.0 km/s. Galactic orbit: 17,586 25,972 light years from galactic center.

Sky position: RA 16h 55m, Dec -8° 20.1'

Spectral type: M2 V

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