| Prime contractor | Spar Aerospace with technology licensed from Hughes |
| Platform | HS-376 |
| Mass at launch | 1240 kg |
| Mass in orbit | 633 kg |
| Diameter | 2.16 m |
| Height | 6.57 m (2.84 m stowed) |
| Stabilization | Spin stabilized (50 tpm) |
| DC power | BOL: 1000 W |
| Design lifetime | 10 years |