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Satellite

SBIRS GEO-4 (USA 273)

2017-004ANORAD 41937United States (US)Ops: +
Associated launch
Atlas V 401 | SBIRS GEO Flight 3 (SBIRS GEO-4)
COSPAR 2017-004United Launch AllianceAtlas V 401
2017-01-21T00:42:00+00:00
Catalog
Object typePAY
Launch siteAFETR
Launch designator2017-004
Period1436.09 min
Inclination2.05°
Altitude35,776 km 35,797 km
SATCAT updated2026-04-24T06:11:01.626+00:00
Groups
activegeo
Orbit (latest)
Epoch2026-04-24T22:55:38.639712+00:00
Inclination2.1453°
RAAN41.7592°
Eccentricity0.0002242
Mean motion1.002721 rev/day
Sourcegp
Fetched2026-04-25T06:11:01.387+00:00