| Name | Constellation Sirius 4 (Astra 4A) |
| ID | sirius-4 |
| Country | Sweden |
| Type | Communication |
| Satellites (NORAD) |
32299 |
| Satellites (COSPAR) | 2007-057 |
| Complementary constellations | marco-polo (Gunter's) sirius-2 (Gunter's) sirius-3 (Gunter's) ses-5 (Gunter's) |
| Gunter's space URL | https://space.skyrocket.de/doc_sdat/sirius-4.htm |
