Photo: Joel Kowsky · Public domain (US government)
Mission
Government/Top Secret · GTO
Fifth geosynchronous satellite of the Space Based Infrared System program (SBIRS), providing capabilities for early missile warning and missile defense. SBIRS GEO-5 is the first satellite using Lockheed Martin's LM2100 combat bus.
What it put in orbit
| Object | Type | Orbit | Globe |
|---|---|---|---|
| SBIRS GEO-5 (USA 315) 2021-042A | Payload | 35778 × 35795 km · 5.0° | Globe |
| TDO-3 2021-042B | Payload | re-entered 2022-09-27 | |
| TDO-4 2021-042C | Payload | re-entered 2022-09-18 |
COSPAR ID 2021-042 (data from GCAT, J. McDowell, CC BY 4.0). Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).