1129 Neujmina is a main belt asteroid orbiting the Sun. Approximately 35 kilometers in diameter it makes a revolution around the Sun once every 5 years. It completes one rotation once every 8 hours. It was discovered by Praskovjya Parchomenko at Simeis on August 8 1929. It was named for Grigory Nikolaevich Neujmin an astronomer at the Pulkovo and Simeis Observatories who discovered seven comets and more than 70 minor planets.
apoapsis (km)
4.88407e+11
orbital period (μ)
1.65993e+08, 1.66039e+08
periapsis (km)
4.16675e+11
absolute magnitude
10.2
albedo
0.1216
epoch
Orbital Elements at Epoch 2454400.5 (2007-Oct-27.0) TDB
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