101_Helena | epoch | 2006-12-31 101_Helena | mass | 3.0 (kilograms) 101_Helena | orbitalPeriod | 1516.6700000000003 (days) 101_Helena | periapsis | 331683000.0 (kilometres) 101_Helena | apoapsis | 441092000.0 (kilometres)
101 Helena has an epoch of 2006-12-31, a mass of 3.0 kg, an orbit of 1516.6700000000003 days, a periapsis of 331683000.0 km, and an apoapsis of 441092000.0 km.