Space AtlasUSA 22
NORAD 17997 · Payload · In orbit since 1987
View in the 3D atlas →- Launched
- 1987-05-15 · Vandenberg, USA
- Country / operator
- US (United States)
- Object type
- Payload
- Purpose
- Signals intelligence
- Mass
- 559 kg
- Size
- 1.6 × 1.5 m · 2.7 m deployed
- Orbit class
- LEO (< 2,000 km)
- Perigee × Apogee
- 360 × 1,333 km
- Inclination
- 63.3°
- Period
- 101.7 min
- Eccentricity
- 0.0674
- Orbit data
- Reconstructed from catalog orbit
Mass, size and purpose from GCAT (J. McDowell, CC BY 4.0).
Same launch
Other objects cataloged from the same launch day and site: co-passengers and the rocket body.