Telstar 401
Atlas IIAS
United States Air Force
Mission
Telstar 401
Type: Communications
The Telstar 4 series was the successor to AT&T’s Telstar 3 series. The spacecraft were built on Lockheed Martin’s AS-7000 bus and featured 24 C-band and 16 Ku-band transponders.
Trajectory
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Location
Launch Complex 36B
Cape Canaveral, FL, USA
888 rockets have launched from Cape Canaveral, FL, USA.

Rocket
Atlas IIAS – Lockheed Martin
- Family: Atlas
- Length: 47.54 m
- Diameter: 3.04 m
- Launch Mass: 204 T
- Low Earth Orbit Capacity: 6580 kg
The Atlas IIAS was manufactured by Lockheed Martin with the first launch on 1993-12-16. Atlas IIAS has 30 successful launches and 0 failed launches with a total of 30 launches. Atlas II was a member of the Atlas family of launch vehicles, which evolved from the successful Atlas missile program of the 1950s. It was designed to launch payloads into low earth orbit, geosynchronous transfer orbit or geosynchronous orbit. Sixty-three launches of the Atlas II, IIA and IIAS models were carried out between 1991 and 2004; all sixty-three launches were successes, making the Atlas II the most reliable launch system in history.
Agency
United States Air Force – USAF
- Type: Government
- Abbreviation: USAF
- Country: USA