OSC Star 1 Satellite Bus
Data current as of 2026-07-20.
The OSC Star 1 bus accounts for 4 cataloged objects, of which 3 are in orbit and 0 are active. 1 have reentered. Most are built by OSCD. The largest operator on this bus is BSAT. The first launched in 1997, the most recent in 2003.
3
In orbit
0
Active
4
Total launched
1
Reentered
OSC Star 1 launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged OSC Star 1 satellites.
| Manufacturer | OSCD |
|---|---|
| Purpose | Communication |
| Launch mass | 608 kg |
| Dry mass | 490 kg |
| Length | 3.8 m |
| Diameter | 2.2 m |
| Span | 16.1 m |
| Shape | Box + 2 Pan |
| Power | 2 deployable solar arrays, batteries |
| Propulsion | Star 30CBP |
| Design life | 10-years (fueled for over 11.5 years) |
| Equipment | 4 active high-power Ku-band transponders |
| Typical orbit | 1452 min period, 10° inclination |
Top operators
BSAT 2 INDO 1 OSCD/BSAT 1
Top countries
J 2 ID 1 US 1
OSC Star 1 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| BSAT-2C BSAT-2c | 27830 | 2003-028A | BSAT | Jun 11, 2003 | 1452 min, 10.3° | Inactive | ◉ |
| BSAT-2B BSAT-2b | 26864 | 2001-029B | OSCD/BSAT | Jul 12, 2001 | 89 min, 3.0° | Reentered | ◉ |
| BSAT-2A BSAT-2a | 26720 | 2001-011B | BSAT | Mar 8, 2001 | 1452 min, 10.8° | Inactive | ◉ |
| INDOSTAR 1 Cakrawarta 1 | 25050 | 1997-071B | INDO | Nov 11, 1997 | 1435 min, 13.0° | Inactive | ◉ |
Frequently asked questions
How many OSC Star 1 satellites are there?
The catalog lists 4 objects built on the OSC Star 1 bus. 3 are in orbit and 1 have reentered.
How many OSC Star 1 satellites are in orbit?
3 OSC Star 1 objects are currently in orbit, of which 0 carry an active status.
Who builds the OSC Star 1 bus?
The OSC Star 1 bus is most commonly built by OSCD.
When did the first OSC Star 1 satellite launch?
The first cataloged OSC Star 1 satellite launched in 1997, and the most recent in 2003.