Spacecraft information: SIGNE 3
| Launched | 16 June 1977 |
| Flight ended | 20 June 1979 |
| Status | Decayed |
| Launch site | Kapustin Yar Missile and Space Complex, Russia |
| Owner | France |
| NORAD ID | 10064 |
| COSPAR ID | 1977-049A |
| Observing |
Launched alongside
SL-8 R/BSpacecraft information: SIGNE 3
| Launched | 16 June 1977 |
| Flight ended | 20 June 1979 |
| Status | Decayed |
| Launch site | Kapustin Yar Missile and Space Complex, Russia |
| Owner | France |
| NORAD ID | 10064 |
| COSPAR ID | 1977-049A |
| Observing |
Launched alongside
SL-8 R/B