Delta 1604 article 582/D097 successfully launched Explorer 50, also called IMP-J, into a highly elliptical magnetospheric orbit on 26 October 1973, completing the two-flight 1604 configuration.
Delta 1604 article 582/D097 successfully launched Explorer 50, also called IMP-J, into a highly elliptical magnetospheric orbit on 26 October 1973, completing the two-flight 1604 configuration.