Astrosat-500 Satellite Bus
Data current as of 2026-07-20.
The Astrosat-500 bus accounts for 3 cataloged objects, of which 3 are in orbit and 2 are active. Most are built by ASTT. The largest operator on this bus is GISTDA. The first launched in 2004, the most recent in 2014.
3
In orbit
2
Active
3
Total launched
0
Reentered
Astrosat-500 launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged Astrosat-500 satellites.
| Manufacturer | ASTT |
|---|---|
| Purpose | Earth observation |
| Launch mass | 750 kg |
| Dry mass | 670 kg |
| Length | 2.4 m |
| Diameter | 2.1 m |
| Span | 3 m |
| Shape | Box |
| Power | Deployable fixed solar array, batteries |
| Propulsion | AOCS |
| Design life | 5 years (design); 12 years (achieved) |
| Equipment | 2 m resolution black-and-white imager, 15 m resolution panchromatic imager |
| Typical orbit | 100 min period, 99° inclination |
Top operators
GISTDA 1 KAZK 1 NSPT 1
Top countries
KZ 1 T 1 TW 1
Astrosat-500 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| KAZEOSAT 1 KazEOSat-1 | 39731 | 2014-024A | KAZK | Apr 30, 2014 | 100 min, 98.3° | Active | ◉ |
| THEOS Thaichote | 33396 | 2008-049A | GISTDA | Oct 1, 2008 | 101 min, 98.6° | Active | ◉ |
| FORMOSAT-2 (ROCSAT 2) Formosat-2 | 28254 | 2004-018A | NSPT | May 20, 2004 | 103 min, 98.8° | Inactive | ◉ |
Frequently asked questions
How many Astrosat-500 satellites are there?
The catalog lists 3 objects built on the Astrosat-500 bus. 3 are in orbit and 0 have reentered.
How many Astrosat-500 satellites are in orbit?
3 Astrosat-500 objects are currently in orbit, of which 2 carry an active status.
Who builds the Astrosat-500 bus?
The Astrosat-500 bus is most commonly built by ASTT.
When did the first Astrosat-500 satellite launch?
The first cataloged Astrosat-500 satellite launched in 2004, and the most recent in 2014.