Payload
USA 278
OperationalPayloadGEO
USA 278 is a National Reconnaissance Office (NRO) payload satellite, launched on September 24, 2017 into GEO.
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Launch
- Launch date
- September 24, 2017 at 05:49 AM UTC
- Launch site
- Vandenberg SFB, USA
- Launched by
- Atlas V 541 →
- Operator
- United Launch Alliance
- Mission
- NROL-42
- Launch record
- View full launch →
Orbit
- Orbit regime
- GEO
- Apoapsis
- 38,161 km
- Periapsis
- 2,197 km
- Inclination
- 62.88°
- Orbital period
- 717.85 min
Spacecraft
- Operator
- National Reconnaissance Office (NRO)
- Manufacturer
- National Reconnaissance Laboratory
- Users
- Military
- Launch mass
- 4,000 kg
- Detailed purpose
- Electronic Intelligence
Identity
- COSPAR (Int'l)
- 2017-056A
- NORAD catalog №
- 42941
- Object type
- Payload
- Owner / operator
United States- Status
- Operational