Harold Reitsema References Harold Reitsema American astronomer Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Saturn/ Observations from Earth…1978 by the American astronomer Harold Reitsema, who used measurements of an eclipse of the moon Iapetus by the rings to improve on normal Earth-based resolution. Read More…1978 by the American astronomer Harold Reitsema, who used measurements of an eclipse of the moon Iapetus by the rings to improve on normal Earth-based resolution. Read More