OV3 Satellite Bus
Data current as of 2026-07-20.
The OV3 bus accounts for 6 cataloged objects, of which 3 are in orbit and 0 are active. 3 have reentered. Most are built by SPG. The largest operator on this bus is OAR. The first launched in 1966, the most recent in 1970.
3
In orbit
0
Active
6
Total launched
3
Reentered
OV3 launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged OV3 satellites.
| Manufacturer | SPG |
|---|---|
| Purpose | Experimental |
| Launch mass | 133 kg |
| Dry mass | 133 kg |
| Length | 0.7 m |
| Diameter | 0.7 m |
| Span | 0.7 m |
| Shape | Oct Cyl |
| Power | Solar cells, batteries |
| Equipment | see above |
| Typical orbit | 107 min period, 41° inclination |
Top operators
OAR 5 ARC/WI 1
Top countries
US 6
OV3 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| OFO 1 OFO | 04690 | 1970-094A | ARC/WI | Nov 9, 1970 | 87 min, 37.4° | Reentered | ◉ |
| OV3-6 OV3-6 | 03057 | 1967-120A | OAR | Dec 5, 1967 | 88 min, 90.6° | Reentered | ◉ |
| OV3-2 OV3-2 | 02517 | 1966-097A | OAR | Oct 28, 1966 | 88 min, 81.9° | Reentered | ◉ |
| OV3-3 OV3-3 | 02389 | 1966-070A | OAR | Aug 4, 1966 | 107 min, 81.3° | Inactive | ◉ |
| OPS 1427 (OV3-4) OV3-4 | 02201 | 1966-052A | OAR | Jun 10, 1966 | 143 min, 40.9° | Inactive | ◉ |
| OPS 1527 (OV3-1) OV3-1 | 02150 | 1966-034A | OAR | Apr 22, 1966 | 114 min, 82.4° | Inactive | ◉ |
Frequently asked questions
How many OV3 satellites are there?
The catalog lists 6 objects built on the OV3 bus. 3 are in orbit and 3 have reentered.
How many OV3 satellites are in orbit?
3 OV3 objects are currently in orbit, of which 0 carry an active status.
Who builds the OV3 bus?
The OV3 bus is most commonly built by SPG.
When did the first OV3 satellite launch?
The first cataloged OV3 satellite launched in 1966, and the most recent in 1970.