It was the last KH-2 Corona' satellite, which was based on an Agena-B. The launch of Discoverer 28 occurred at 00:01 UTC on 4 August 1961.
It was the last KH-2 Corona ' satellite , which was based on an Agena - B. The launch of Discoverer 28 occurred at 00:01 UTC on 4 August 1961 .
When was the launch date of Discoverer 28?
When was the launch date of Discoverer 28 ?
4 August 1961
4 August 1961