Zond 3 was a member of the Soviet Zond program sharing designation Zond. Zond 3 completed a successful Lunar flyby, taking a number of good quality photographs for its time. The spacecraft was equipped with an f/106 mm camera and TV system that provided automatic inflight film processing. On July 20, 1965 lunar flyby occurred approximately 33 hours after launch at a closest approach of 9200 km. 23 photographs and 3 ultraviolet spectra of very good quality were taken of the lunar farside from distances of 11,570 to 9960 km over a period of 68 minutes. The photos covered 19,000,000 km² of the lunar surface. (read more)
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