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USA 257
USA 257 was launched on September 17, 2014 aboard a Atlas V 401 from Cape Canaveral & Kennedy. Latest status in GCAT: in orbit.
COSPAR 2014-055ANORAD 40208United States
Identity
- Name in GCAT
- NEMESIS 2
- Common name
- USA 257
- Other names
- USA-257,CLIO
- International designator
- 2014-055A
- NORAD catalog number
- 40208
- GCAT identifier
- S40208
- UN registration
- ST/SG/SER.E/745
Mission
- Mission type
- Signals intelligence
- Use
- Defense
- Program
- NEMESIS
- Owner
- NRO
- Country
- United States
- Builder
- Lockheed Martin Commercial Space Systems/Sunnyvale
- Platform (bus)
- A2100
Launch
- Date
- September 17, 2014 · 00:10 UTC
- Launch record
- 2014-055Success
- Rocket
- Atlas V 401
- Spaceport
- Cape Canaveral & Kennedy · pad SLC41
Orbit and fate
- Orbit class (GCAT)
- GEO/S
- Perigee
- 35,739 km
- Apogee
- 35,835 km
- Inclination
- 0.04°
- Status
- In orbit
- Last known active
- June 2021
Size
- Mass
- 3,400 kg
- Dry mass
- 1,500 kg
- Length
- 5.0 m
- Diameter
- 2.20 m
- Span
- 26.0 m
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q18220634 (CC0).