21 Mar 1971 03:45 UTC
Success US Air Force, Titan 33B
Government/Top Secret · Elliptical
Signal intelligence satellite operating from highly elliptic Molniya-type orbits.
Remind me
If the launch moves, your reminders move with it, and at the time of your first reminder we tell you the new date.
There's no exact time yet. Reminders start once the launch gets one.