Tags: Planet.

4678 Ninian (1990 SS4) is a main-belt asteroid discovered on September 24 1990 by R. H. McNaught at Siding Spring.

apoapsis (km)
4.11321e+11
orbital period (μ)
1.07575e+08
periapsis (km)
2.66352e+11
absolute magnitude
14.0
discovery date
1990-09-24
discoverer
Robert H. McNaught
epoch
May 14 2008
former name
1990 SS4

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