101_Helena | orbitalPeriod | 1516.6700000000003 (days) 101_Helena | periapsis | 331683000.0 (kilometres) 101_Helena | epoch | 2006-12-31 101_Helena | apoapsis | 441092000.0 (kilometres)
101 Helena had an epoch date on 2006-12-31 and its apoapsis is 441092000.0 kilometres. Its periapsis is 331683000.0 mms and its orbital period is 1516.6700000000003 days.