(10331) Peterbluhm Outer Main-belt Asteroid

Discovered on 9 April 1991 by F. Borngen at Tautenburg.

Computer specialist Peter Bluhm (1942-1997) was known for his efforts in electronic communication among amateur astronomers in Germany since the early 1980s. In 1987 he founded the first Astronomical Bulletin Board System in Dahlenburg. The name was suggested by A. Doppler.Naming citation (19990928/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL

Where Peterbluhm is today

Seen from above the solar system on 2026-10-14: Peterbluhm is 3.38 au from the Sun and 2.45 au from Earth. Computed from JPL's orbital elements.

Facts

Number	10331
Provisional designation	1991 GM10
Orbit class	Outer Main-belt Asteroid
Diameter	19.6 km (#2,260 largest of 17,440 named asteroids with a measured size)
Albedo	0.127
Rotation period	379 hours
Absolute magnitude (H)	11.96
Orbital period	7.97 years
Semi-major axis	3.99 au
Perihelion – aphelion	3.09 – 4.89 au
Eccentricity	0.225
Inclination	4.64°
Closest distance between its orbit and Earth's (MOID)	2.09 au

Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.

Also named after someone called Peter

All asteroids named after someone called Peter

Also discovered on 9 April 1991

More named asteroids discovered by F. Borngen

All 302

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