Tags: Planet.

21811 Burroughs (1999 TR20) is a main-belt asteroid discovered on October 5 1999 by R. A. Tucker at the Goodricke-Pigott Observatory.

apoapsis (km)
5.30399e+11
orbital period (μ)
1.78242e+08
periapsis (km)
4.18501e+11
absolute magnitude
14.1
discovery date
1999-10-05
discoverer
Roy A. Tucker
epoch
May 14 2008
former name
1999 TR20

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