JAS Satellite Bus
Data current as of 2026-07-20.
The JAS bus accounts for 3 cataloged objects, of which 3 are in orbit and 0 are active. Most are built by JARL. The largest operator on this bus is JARL. The first launched in 1986, the most recent in 1996.
3
In orbit
0
Active
3
Total launched
0
Reentered
JAS launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged JAS satellites.
| Manufacturer | JARL |
|---|---|
| Purpose | Amateur radio communication |
| Launch mass | 50 kg |
| Dry mass | 50 kg |
| Length | 0.5 m |
| Diameter | 0.4 m |
| Span | 0.5 m |
| Shape | Poly |
| Power | Solar cells, batteries |
| Propulsion | None |
| Equipment | Digital Transponder - Mode JD Analog Transponder - Mode JA, Beacon |
| Typical orbit | 106 min period, 99° inclination |
Top operators
JARL 3
Top countries
J 3
JAS satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| JAS-2 (FO-29) Fuji-OSCAR-29 | 24278 | 1996-046B | JARL | Aug 17, 1996 | 106 min, 98.5° | Inactive | ◉ |
| JAS-1B (FO-20) Fuji-OSCAR-20 | 20480 | 1990-013C | JARL | Feb 7, 1990 | 112 min, 99.1° | Inactive | ◉ |
| JAS-1 (FO-12) Fuji-OSCAR-12 | 16909 | 1986-061B | JARL | Aug 12, 1986 | 116 min, 50.0° | Inactive | ◉ |
Frequently asked questions
How many JAS satellites are there?
The catalog lists 3 objects built on the JAS bus. 3 are in orbit and 0 have reentered.
How many JAS satellites are in orbit?
3 JAS objects are currently in orbit, of which 0 carry an active status.
Who builds the JAS bus?
The JAS bus is most commonly built by JARL.
When did the first JAS satellite launch?
The first cataloged JAS satellite launched in 1986, and the most recent in 1996.