103_Hera | discoverer | James_Craig_Watson James_Craig_Watson | almaMater | University_of_Michigan 103_Hera | absoluteMagnitude | 7.66 James_Craig_Watson | nationality | Canada James_Craig_Watson | deathPlace | Madison,_Wisconsin
James Craig Watson discovered the celestial body known as 103 Hera which has an absolute magnitude of 7.66. Watson was a Canadian who studied at the University of Michigan and later died in Madison, Wisconsin.