OVS-1 Satellite Bus
Data current as of 2026-07-20.
The OVS-1 bus accounts for 4 cataloged objects, of which 2 are in orbit and 2 are active. 2 have reentered. Most are built by HARB. The largest operator on this bus is ZHUORB. The first launched in 2017, the most recent in 2019.
2
In orbit
2
Active
4
Total launched
2
Reentered
OVS-1 launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged OVS-1 satellites.
| Manufacturer | HARB |
|---|---|
| Purpose | Earth observation |
| Launch mass | 50 kg |
| Dry mass | 50 kg |
| Length | 0.5 m |
| Diameter | 0.5 m |
| Span | 1 m |
| Shape | Box |
| Power | 2 deployable fixed solar arrays, batteries |
| Propulsion | ? |
| Equipment | Video imager |
| Typical orbit | 93 min period, 97° inclination |
Top operators
ZHUORB 4
Top countries
CN 4
OVS-1 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| ZHUHAI-1 03E OVS-3 | 44539 | 2019-060F | ZHUORB | Sep 19, 2019 | 93 min, 97.6° | Active | ◉ |
| ZHUHAI-1 OVS-02 OVS-2 | 43440 | 2018-040B | ZHUORB | Apr 26, 2018 | 94 min, 97.0° | Active | ◉ |
| ZHUHAI-1 01 (CAS-4A) OVS-1A | 42761 | 2017-034D | ZHUORB | Jun 15, 2017 | 89 min, 43.0° | Reentered | ◉ |
| ZHUHAI-1 02 (CAS-4B) OVS-1B | 42759 | 2017-034B | ZHUORB | Jun 15, 2017 | 89 min, 43.0° | Reentered | ◉ |
Frequently asked questions
How many OVS-1 satellites are there?
The catalog lists 4 objects built on the OVS-1 bus. 2 are in orbit and 2 have reentered.
How many OVS-1 satellites are in orbit?
2 OVS-1 objects are currently in orbit, of which 2 carry an active status.
Who builds the OVS-1 bus?
The OVS-1 bus is most commonly built by HARB.
When did the first OVS-1 satellite launch?
The first cataloged OVS-1 satellite launched in 2017, and the most recent in 2019.