Tags: Planet.

1311 Knopfia (1933 FF1) is a main-belt asteroid discovered on March 24 1933 by K. Reinmuth at Heidelberg. It is named after the German astronomer Otto Heinrich Julius Knopf (1856–[1]).

apoapsis (km)
3.7941e+11
orbital period (μ)
1.19308e+08
periapsis (km)
3.46685e+11
absolute magnitude
12.2
albedo
0.1178
discovery date
1933-03-24
discoverer
Karl Wilhelm Reinmuth
epoch
May 14 2008
former name
1933 FF1

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