Spacecraft information: ATLAS AGENA D R/B
| Launched | 5 April 1967 |
| Flight ended | 28 June 1968 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 2744 |
| COSPAR ID | 1967-031B |
| Observing |
Launched alongside
ATS 2Spacecraft information: ATLAS AGENA D R/B
| Launched | 5 April 1967 |
| Flight ended | 28 June 1968 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 2744 |
| COSPAR ID | 1967-031B |
| Observing |
Launched alongside
ATS 2