Id36
Id36
Canadian, James Craig Watson (died in Madison, Wisconsin), discovered 101 Helena, which has an orbit of 1516.6700000000003 days.
101 Helena was discovered by James Craig Watson. He was a canadian who died in Madison, Wisconsin. 101 Helena has an orbital period of 1516.6700000000003 (days).
101 Helena | discoverer | James Craig Watson 101 Helena | orbital period | 1516.6700000000003 (days) James Craig Watson | nationality | Canada James Craig Watson | death place | Madison, Wisconsin 101 Helena | discoverer | James Craig Watson 101 Helena | orbital period | 1516.6700000000003 (days) James Craig Watson | nationality | Canada James Craig Watson | death place | Madison, Wisconsin