SA-200 Satellite Bus
Data current as of 2026-07-20.
The SA-200 bus accounts for 3 cataloged objects, of which 1 are in orbit and 0 are active. 2 have reentered. Most are built by GDG. The largest operator on this bus is NASA. The first launched in 2005, the most recent in 2008.
1
In orbit
0
Active
3
Total launched
2
Reentered
SA-200 launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged SA-200 satellites.
| Manufacturer | GDG |
|---|---|
| Purpose | Astronomy, Gamma rays |
| Launch mass | 417 kg |
| Dry mass | 380 kg |
| Length | 2 m |
| Diameter | 1.3 m |
| Span | 10 m |
| Shape | Box + 2 Pan |
| Power | 2 deployable solar arrays, batteries |
| Propulsion | AOCS |
| Design life | 1 year |
| Equipment | LAT, GBM |
| Typical orbit | 94 min period, 26° inclination |
Top operators
Top countries
US 3
SA-200 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| FGRST (GLAST) Fermi Gamma-ray Space Tel. | 33053 | 2008-029A | GSFC | Jun 11, 2008 | 94 min, 25.6° | Inactive | ◉ |
| NFIRE NFIRE | 31140 | 2007-014A | MDA | Apr 24, 2007 | 87 min, 48.4° | Reentered | ◉ |
| STP-R1 (USA 185) STP-R1 | 28871 | 2005-037A | STP/DARPA2 | Sep 23, 2005 | 87 min, 96.3° | Reentered | ◉ |
Frequently asked questions
How many SA-200 satellites are there?
The catalog lists 3 objects built on the SA-200 bus. 1 are in orbit and 2 have reentered.
How many SA-200 satellites are in orbit?
1 SA-200 objects are currently in orbit, of which 0 carry an active status.
Who builds the SA-200 bus?
The SA-200 bus is most commonly built by GDG.
When did the first SA-200 satellite launch?
The first cataloged SA-200 satellite launched in 2005, and the most recent in 2008.