Gliese 643 (HIP 82809), a red main-sequence star in Stars

Gliese 643 (HIP 82809) is a red main-sequence star (M3.5V) in Stars, 22 light years from Earth at magnitude 11.73.

Ashland Astronomy Studio October 3, 2026 Star

Gliese 643 (HIP 82809)

Gliese 643 is a red main-sequence star in the constellation Stars. At 22 light years away, it shines at an apparent visual magnitude of 11.73. Galactic velocity: 41.4 km/s. Galactic orbit: 16,161 25,672 light years from galactic center.

Sky position: RA 16h 55m, Dec -8° 19.2'

Spectral type: M3.5V

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