Spacecraft information: OPS 4720
| Launched | 19 May 1970 |
| Flight ended | 16 June 1970 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 4405 |
| COSPAR ID | 1970-040A |
| Observing |
Launched alongside
OPS 8520Spacecraft information: OPS 4720
| Launched | 19 May 1970 |
| Flight ended | 16 June 1970 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 4405 |
| COSPAR ID | 1970-040A |
| Observing |
Launched alongside
OPS 8520