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Spacecraft electrical power subsystems require continuous monitoring, ground supported analysis of performance, and ground intervention to provide power management and fault correction. An interplanetary fly-by mission to the outer planets necessitates long periods of relatively low activity between encounters. It would be desirable to minimize ground access and support during these times if it can...
The initial spacecraft of the Earth Resources Technology Satellite Program, ERTS-1, was launched on July 23, 1972, and has provided broad earth resource data for use by numerous governmental and scientific agencies. This paper reports on the basic design and flight performance to date of the ERTS-1 power system. The design is based on earlier Nimbus spacecraft power system configurations with modifications...
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