Vela 5A
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(Redirected from OPS 6909)
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Post-launch speration of Vela 5A and 5B
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| Operator | USAF | ||||
|---|---|---|---|---|---|
| COSPAR ID | 1969-046D[1] | ||||
| SATCAT № | 3954 | ||||
| Spacecraft properties | |||||
| Manufacturer | TRW | ||||
| Launch mass | 259 kilograms (571 lb) | ||||
| Power | 120 W | ||||
| Start of mission | |||||
| Launch date | May 23, 1969, 07:57:01 UTC | ||||
| Rocket | Titan III-C 15 | ||||
| Launch site | Cape Canaveral LC-41 | ||||
| Orbital parameters | |||||
| Reference system | Geocentric | ||||
| Regime | Highly Elliptical | ||||
| Semi-major axis | 117,689 kilometres (73,129 mi) | ||||
| Perigee | 29,122.4 kilometres (18,095.8 mi) | ||||
| Apogee | 193,514.6 kilometres (120,244.4 mi) | ||||
| Inclination | 42° | ||||
| Period | 6,696.8 minutes (111.613 h) | ||||
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Vela 5A (also known Vela 9 and OPS 6909[2]) was an American reconnaissance satellite to detect explosions and nuclear tests on land and in space. It was released together with Vela 5B, OV5 5, OV5 6 and OV5 9.[3]
Instruments
- 2 optical bhangmeters observing Earth
- 12 external X-ray detectors
- 18 internal neutron and gamma-ray detectors
See also
References
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