GRS
| Launched | 27 June 1963 |
| Flight ended | 13 December 1983 |
| Status | Decayed |
| Launch site | Wallops Island, Virginia, USA |
| Owner | United States |
| NORAD ID | 612 |
| COSPAR ID | 1963-026A |
| Observing |
GRS
| Launched | 27 June 1963 |
| Flight ended | 13 December 1983 |
| Status | Decayed |
| Launch site | Wallops Island, Virginia, USA |
| Owner | United States |
| NORAD ID | 612 |
| COSPAR ID | 1963-026A |
| Observing |