Launch Success
Liftoff Time (GMT)
02:09:00
Wednesday November 21, 1979
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DSCS II, developed under Program 777, provided secure voice and data transmission for the United States Armed Forces. The program was managed by the Defense Communications Agency (DCA), now the Defense Information Systems Agency.
2 Payloads
Manufacturer
US Air ForceRocket
Height: 42m
Payload to Orbit
LEO: 13,100 kg
GTO: 3,000 kg
Liftoff Thrust
13,642 Kilonewtons
Fairing
Diameter: 3m
Stages
3
Strap-ons
2
119th
Mission
5th
Mission of 1979
102nd
Orbital launch attempt