PAC 1
| Launched | 8 August 1969 |
| Flight ended | 27 April 1977 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 4066 |
| COSPAR ID | 1969-068B |
| Observing |
Launched alongside
OSO 6PAC 1
| Launched | 8 August 1969 |
| Flight ended | 27 April 1977 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 4066 |
| COSPAR ID | 1969-068B |
| Observing |
Launched alongside
OSO 6