This paper describes the Earth Resources Technology Satellites which are part of an experimental program to provide data pertaining to: The primary objective of the ERTS mission is to obtain high resolution multi-spectral images of the earth's surface over a period of one year. This program has already been implemented with the launch of ERTS-A scheduled for March 1972.
The Earth Resources Technology Satellites (ERTS) System
Sae Technical Papers
National Aeronautic and Space Engineering and Manufacturing Meeting ; 1970
1970-02-01
Aufsatz (Konferenz)
Englisch
The earth resources technology satellites /ERTS/ system
NTRS | 1970
|The Earth Resources Technology Satellites ERTS-A and -B.
NTRS | 1972
|ERTS-B (Earth Resources Technology Satellite)
NTRS | 1975