Spacebus 4000B3 Satellite Bus
Data current as of 2026-07-20.
The Spacebus 4000B3 bus accounts for 6 cataloged objects, of which 6 are in orbit and 4 are active. Most are built by THALES. The largest operator on this bus is DGA. The first launched in 2005, the most recent in 2015.
6
In orbit
4
Active
6
Total launched
0
Reentered
Spacebus 4000B3 launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged Spacebus 4000B3 satellites.
| Manufacturer | THALES |
|---|---|
| Purpose | Communication |
| Launch mass | 3050 kg |
| Dry mass | 1300 kg |
| Length | 4 m |
| Diameter | 2.3 m |
| Span | 30 m |
| Shape | Box + 2 Pan |
| Power | 2 deployable solar arrays, batteries |
| Propulsion | S400 |
| Design life | 15 years |
| Equipment | 12 Ku-band transponders, 8 C-band transponders |
| Typical orbit | 1436 min period, 0° inclination |
Top operators
DGA 2 I-RASC/RSQ 2 INDOS 1 TELED 1
Top countries
F 2 I-RASC 2 I 1 ID 1
Spacebus 4000B3 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| SICRAL 2 SICRAL 2 | 40614 | 2015-022B | TELED | Apr 26, 2015 | · | Active | ◉ |
| RASCOM-QAF 1R RASCOM-QAF 1R | 36831 | 2010-037B | I-RASC/RSQ | Aug 4, 2010 | 1436 min, 0.0° | Active | ◉ |
| PALAPA D Palapa D | 35812 | 2009-046A | INDOS | Aug 31, 2009 | 1458 min, 5.8° | Inactive | ◉ |
| RASCOM-QAF 1 RASCOM-QAF 1 | 32387 | 2007-063A | I-RASC/RSQ | Dec 21, 2007 | 1454 min, 11.5° | Inactive | ◉ |
| SYRACUSE 3B Syracuse 3B | 29273 | 2006-033B | DGA | Aug 11, 2006 | 1460 min, 3.0° | Active | ◉ |
| SYRACUSE 3A Syracuse 3A | 28885 | 2005-041B | DGA | Oct 13, 2005 | 1436 min, 4.7° | Active | ◉ |
Frequently asked questions
How many Spacebus 4000B3 satellites are there?
The catalog lists 6 objects built on the Spacebus 4000B3 bus. 6 are in orbit and 0 have reentered.
How many Spacebus 4000B3 satellites are in orbit?
6 Spacebus 4000B3 objects are currently in orbit, of which 4 carry an active status.
Who builds the Spacebus 4000B3 bus?
The Spacebus 4000B3 bus is most commonly built by THALES.
When did the first Spacebus 4000B3 satellite launch?
The first cataloged Spacebus 4000B3 satellite launched in 2005, and the most recent in 2015.