Launch Success
Liftoff Time (GMT)
01:10:04
Monday December 20, 1971
Watch Replay
Official Livestream
Intelsat IV F-3 was a geostationary communication satellite built by Hughes, it was owned by Intelsat. The satellite was based on the HS-353 platform and its estimated useful life was 7 years.
Geostationary Transfer Orbit
1 Payload
1,515 kilograms
25th
Mission
4th
Mission of 1971
129th
Orbital launch attempt