Optical observations of satellites made at the Willowbrae and the Walthamstow stations during June 1974 were recorded with a stopwatch and are listed in satellite launch order and in time order for each satellite. A total of 98 fully reduced observations for 35 satellites are tabulated. (Author)
Stopwatch Observations of Satellites, June 1974
1974
12 pages
Report
Keine Angabe
Englisch
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