OTS 2, ESA's Orbital Test Satellite experimental Ku-band communications craft (British Aerospace/MESH consortium). Delta 3914 from Cape Canaveral LC-17A placed it in GEO after OTS 1 was lost in 1977; primary mission completed 1984, then experimental use before graveyard orbit.
- Outcome
- Success
- Orbit
- Direct-GEO
- Geostationary orbit
- Payload to orbit
- 865 kg
- Flight
- 4th
- of 12 Delta 3914 flights
- Date and time
- 11 May 1978, 22:59 UTC
- Rocket
- Delta 3914
- Builder
- McDonnell Douglas
- Launch site
- Space Launch Complex 17A, Cape Canaveral SFS, FL, USA
- Payload
- Communications
- International designator
- 1978-044
- Launches in 1978
- 45th of 128
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