JB-7 Satellite Bus
Data current as of 2026-07-20.
The JB-7 bus accounts for 4 cataloged objects, of which 0 are in orbit and 0 are active. 4 have reentered. Most are built by SAST. The largest operator on this bus is ZZB. The first launched in 2009, the most recent in 2014.
0
In orbit
0
Active
4
Total launched
4
Reentered
JB-7 launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged JB-7 satellites.
| Manufacturer | SAST |
|---|---|
| Purpose | Earth observation, radar |
| Launch mass | 2000 kg |
| Dry mass | 2000 kg |
| Length | 2 m |
| Diameter | 1.5 m |
| Span | 4 m |
| Shape | Box + 2 Pan |
| Power | 2 deployable solar arrays, batteries |
| Equipment | SAR |
Top operators
ZZB 4
Top countries
CN 4
JB-7 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| YAOGAN-23 Yaogan Weixing 23 | 40305 | 2014-071A | ZZB | Nov 14, 2014 | 87 min, 97.7° | Reentered | ◉ |
| YAOGAN-18 Yaogan Weixing 18 | 39363 | 2013-059A | ZZB | Oct 29, 2013 | 87 min, 97.2° | Reentered | ◉ |
| YAOGAN-13 Yaogan Weixing 13 | 37941 | 2011-072A | ZZB | Nov 29, 2011 | 87 min, 97.7° | Reentered | ◉ |
| YAOGAN-6 Yaogan Weixing 6 | 34839 | 2009-021A | ZZB | Apr 22, 2009 | 87 min, 97.2° | Reentered | ◉ |
Frequently asked questions
How many JB-7 satellites are there?
The catalog lists 4 objects built on the JB-7 bus. 0 are in orbit and 4 have reentered.
How many JB-7 satellites are in orbit?
0 JB-7 objects are currently in orbit, of which 0 carry an active status.
Who builds the JB-7 bus?
The JB-7 bus is most commonly built by SAST.
When did the first JB-7 satellite launch?
The first cataloged JB-7 satellite launched in 2009, and the most recent in 2014.