HS-303 Satellite Bus
Data current as of 2026-07-22.
The HS-303 bus accounts for 4 cataloged objects, of which 4 are in orbit and 0 are active. Most are built by HSES. The largest operator on this bus is Intelsat. The first launched in 1966, the most recent in 1967.
4
In orbit
0
Active
4
Total launched
0
Reentered
HS-303 launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged HS-303 satellites.
| Manufacturer | HSES |
|---|---|
| Purpose | Communication |
| Launch mass | 75 kg |
| Dry mass | 65 kg |
| Length | 1.3 m |
| Diameter | 1.4 m |
| Span | 1.4 m |
| Shape | Cyl |
| Power | Solar cells (body mounted), batteries |
| Propulsion | SVM-1 |
| Design life | 3 years |
| Equipment | 2 transponders |
| Typical orbit | 1435 min period, 4° inclination |
Top operators
Top countries
I-INT 4
HS-303 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| INTELSAT 2-F4 INTELSAT II F-4 | 02969 | 1967-094A | INTEL | Sep 28, 1967 | 1435 min, 4.2° | Inactive | ◉ |
| INTELSAT 2-F3 INTELSAT II F-3 | 02717 | 1967-026A | INTEL | Mar 23, 1967 | 1435 min, 4.2° | Inactive | ◉ |
| INTELSAT 2-F2 INTELSAT II F-2 | 02639 | 1967-001A | INTEL | Jan 11, 1967 | 1438 min, 3.3° | Inactive | ◉ |
| INTELSAT 2-F1 INTELSAT II F-1 | 02514 | 1966-096A | INTEL | Oct 26, 1966 | 719 min, 18.1° | Inactive | ◉ |
Frequently asked questions
How many HS-303 satellites are there?
The catalog lists 4 objects built on the HS-303 bus. 4 are in orbit and 0 have reentered.
How many HS-303 satellites are in orbit?
4 HS-303 objects are currently in orbit, of which 0 carry an active status.
Who builds the HS-303 bus?
The HS-303 bus is most commonly built by HSES.
When did the first HS-303 satellite launch?
The first cataloged HS-303 satellite launched in 1966, and the most recent in 1967.