SAN MARCO 1
| Launched | 14 December 1964 |
| Flight ended | 12 September 1965 |
| Status | Decayed |
| Launch site | Wallops Island, Virginia, USA |
| Owner | Italy |
| NORAD ID | 957 |
| COSPAR ID | 1964-084A |
| Observing |
SAN MARCO 1
| Launched | 14 December 1964 |
| Flight ended | 12 September 1965 |
| Status | Decayed |
| Launch site | Wallops Island, Virginia, USA |
| Owner | Italy |
| NORAD ID | 957 |
| COSPAR ID | 1964-084A |
| Observing |