101_Helena | epoch | 2006-12-31 101_Helena | mass | 3.0 (kilograms) 101_Helena | orbitalPeriod | 1516.6700000000003 (days) 101_Helena | escapeVelocity | 0.0348 (kilometrePerSeconds) 101_Helena | apoapsis | 441092000.0 (kilometres)
101 Helena has a mass of 3.0 kilograms, an orbital period of 1516.6700000000003 days and its epoch date was on 2006-12-31. Its apoapsis is 441092000.0 kilometres and it has an escape velocity of 0.0348 km/s.