Sterkh Satellite Bus
Data current as of 2026-07-20.
The Sterkh bus accounts for 9 cataloged objects, of which 9 are in orbit and 1 are active. Most are built by OHB/POLK. The largest operator on this bus is Orbcomm. The first launched in 2005, the most recent in 2009.
9
In orbit
1
Active
9
Total launched
0
Reentered
Sterkh launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged Sterkh satellites.
| Manufacturer | OHB/POLK |
|---|---|
| Purpose | Communication M2M/IoT, traffic monitoring |
| Launch mass | 115 kg |
| Dry mass | 115 kg |
| Length | 1.4 m |
| Diameter | 0.6 m |
| Span | 1.5 m |
| Shape | Box + Ant |
| Power | 2 deployable solar arrays, batteries |
| Design life | 8-10 years |
| Equipment | Orbcomm payload, AIS-receiver |
| Typical orbit | 97 min period, 48° inclination |
Top operators
Top countries
US 6 RU 2 IR 1
Sterkh satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| STERKH 2 Sterkh No. 12L | 35866 | 2009-049B | POLK | Sep 17, 2009 | 101 min, 98.7° | Inactive | ◉ |
| STERKH 1 Sterkh No. 1 | 35636 | 2009-039B | POLK | Jul 21, 2009 | 104 min, 83.0° | Inactive | ◉ |
| ORBCOMM FM40 Orbcomm Q4 | 33065 | 2008-031F | ORBC | Jun 19, 2008 | 97 min, 48.4° | Inactive | ◉ |
| ORBCOMM FM37 Orbcomm Q1 | 33064 | 2008-031E | ORBC | Jun 19, 2008 | 97 min, 48.4° | Inactive | ◉ |
| ORBCOMM FM39 Orbcomm Q3 | 33063 | 2008-031D | ORBC | Jun 19, 2008 | 97 min, 48.4° | Inactive | ◉ |
| ORBCOMM FM29 Orbcomm J1 | 33062 | 2008-031C | ORBC | Jun 19, 2008 | 97 min, 48.4° | Inactive | ◉ |
| ORBCOMM FM41 Orbcomm Q5 | 33061 | 2008-031B | ORBC | Jun 19, 2008 | 97 min, 48.4° | Inactive | ◉ |
| ORBCOMM FM38 Orbcomm Q2 | 33060 | 2008-031A | ORBC | Jun 19, 2008 | 97 min, 48.4° | Inactive | ◉ |
| SINAH 1 Sinah-1 | 28893 | 2005-043D | IROST/ITRC | Oct 27, 2005 | 98 min, 98.3° | Active | ◉ |
Frequently asked questions
How many Sterkh satellites are there?
The catalog lists 9 objects built on the Sterkh bus. 9 are in orbit and 0 have reentered.
How many Sterkh satellites are in orbit?
9 Sterkh objects are currently in orbit, of which 1 carry an active status.
Who builds the Sterkh bus?
The Sterkh bus is most commonly built by OHB/POLK.
When did the first Sterkh satellite launch?
The first cataloged Sterkh satellite launched in 2005, and the most recent in 2009.