TechSar Satellite Bus
Data current as of 2026-07-20.
The TechSar bus accounts for 4 cataloged objects, of which 3 are in orbit and 3 are active. 1 have reentered. Most are built by ISRO. The largest operator on this bus is Indian Space Research Organisation. The first launched in 2009, the most recent in 2020.
3
In orbit
3
Active
4
Total launched
1
Reentered
TechSar launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged TechSar satellites.
| Manufacturer | ISRO |
|---|---|
| Purpose | Earth observation, radar |
| Launch mass | 628 kg |
| Dry mass | 628 kg |
| Length | 1 m |
| Diameter | 0.5 m |
| Span | 3 m |
| Shape | Hex Cyl + 2 Pan + Dish |
| Power | Solar arrays, batteries |
| Design life | 5 years |
| Equipment | X-SAR |
| Typical orbit | 96 min period, 37° inclination |
Top operators
Top countries
IN 4
TechSar satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| RISAT-2BR2 EOS-01 | 46905 | 2020-081A | ISRO | Nov 7, 2020 | 96 min, 36.9° | Active | ◉ |
| RISAT-2BR1 RISAT-2BR1 | 44857 | 2019-089F | ISRO | Dec 11, 2019 | 96 min, 37.0° | Active | ◉ |
| RISAT-2B RISAT-2B | 44233 | 2019-028A | ISRO | May 22, 2019 | 96 min, 37.0° | Active | ◉ |
| RISAT 2 RISAT-2 | 34807 | 2009-019A | ISRO | Apr 20, 2009 | 88 min, 41.2° | Reentered | ◉ |
Frequently asked questions
How many TechSar satellites are there?
The catalog lists 4 objects built on the TechSar bus. 3 are in orbit and 1 have reentered.
How many TechSar satellites are in orbit?
3 TechSar objects are currently in orbit, of which 3 carry an active status.
Who builds the TechSar bus?
The TechSar bus is most commonly built by ISRO.
When did the first TechSar satellite launch?
The first cataloged TechSar satellite launched in 2009, and the most recent in 2020.