Tucson / Cambridge / Los Angeles / Pasadena / Bruxelles / /
Company
Lunar / Planetary Laboratory / /
Country
Australia / /
Event
Person Communication and Meetings / /
Facility
Mount Wilson observatory / University of Arizona / Crimean Astrophysical Observatory / Harvard-Smithsonian Center / ESO Headquarters / Royal Observatory / Siding Spring Observatory / /
NaturalFeature
Mount Wilson / /
Organization
International Astronomical Union / Harvard / Minor Planet Center / Smithsonian Center for Astrophysics / University of Arizona / /
Person
Oscar Pizarro / Robert H. McNaught / Harlow Shapley / Gareth Williams / Ludmilla V. Zhuravleva / Mildred After / Mildred Shapley Matthews / Steve Larson / Seth B. Nicholson / Eric Elst / /
of the total mass of the nucleus during a single event. It is perhaps more likely that an initial outburst was followed by a