101_Helena | discoverer | James_Craig_Watson James_Craig_Watson | almaMater | University_of_Michigan 101_Helena | orbitalPeriod | 1516.6700000000003 (days) James_Craig_Watson | nationality | Canada James_Craig_Watson | deathPlace | Madison,_Wisconsin
With an orbit of 1516.6700000000003 days, 101 Helena, was discovered by James Craig Watson. A Canadian, his alma mater was the University of Michigan and he died in Madison, Wisconsin.