Spacebus 100 Satellite Bus

Data current as of 2026-07-20.

The Spacebus 100 bus accounts for 6 cataloged objects, of which 6 are in orbit and 0 are active. Most are built by DASAO. The largest operator on this bus is ARAB. The first launched in 1985, the most recent in 1992.

6
In orbit
0
Active
6
Total launched
0
Reentered

Spacebus 100 launched per year

1 2 1985: 2 objects launched 1986: 0 objects launched 1987: 0 objects launched 1988: 0 objects launched 1989: 1 object launched 1990: 1 object launched 1991: 0 objects launched 1992: 2 objects launched 1985 1986 1987 1988 1989 1990 1991 1992
Still in orbit Click a year to list its satellites.

Typical specifications

Most common values across cataloged Spacebus 100 satellites.

Manufacturer DASAO
Purpose Communication
Launch mass 1419 kg
Dry mass 645 kg
Length 2.3 m
Diameter 1.5 m
Span 15.4 m
Shape Box + 2 Pan
Power 2 deployable solar arrays, batteries
Propulsion R-4D-11
Design life 10 years
Equipment 10 (+5) Ku-band transponders, 1 Ka-band transponder
Typical orbit 1430 min period, 14° inclination

Top operators

ARAB 3 DBP 3

Top countries

D 3 I-ARAB 3

Spacebus 100 satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
HELLAS-SAT 1 (DFS 3) Kopernikus 3 22175 1992-066A DBP Oct 12, 1992 1444 min, 14.3° Inactive
INSAT-2DT (ARABSAT-1C) Arabsat 1C 21894 1992-010B ARAB Feb 26, 1992 1459 min, 14.4° Inactive
DFS 2 Kopernikus 2 20706 1990-063B DBP Jul 24, 1990 1446 min, 14.6° Inactive
DFS 1 Kopernikus 20041 1989-041B DBP Jun 5, 1989 1430 min, 14.0° Inactive
ARABSAT-1B Arabsat 1B 15825 1985-048C ARAB Jun 17, 1985 1434 min, 12.3° Inactive
ARABSAT-1A Arabsat 1A 15560 1985-015A ARAB Feb 8, 1985 1438 min, 11.8° Inactive

Frequently asked questions

How many Spacebus 100 satellites are there?

The catalog lists 6 objects built on the Spacebus 100 bus. 6 are in orbit and 0 have reentered.

How many Spacebus 100 satellites are in orbit?

6 Spacebus 100 objects are currently in orbit, of which 0 carry an active status.

Who builds the Spacebus 100 bus?

The Spacebus 100 bus is most commonly built by DASAO.

When did the first Spacebus 100 satellite launch?

The first cataloged Spacebus 100 satellite launched in 1985, and the most recent in 1992.

Satellite data compiled by KeepTrack from CelesTrak, Space-Track, and GCAT, provided under CC BY-NC 4.0.