- Family: Atlas
- Length: 36 m
- Diameter: 3 m
- Launch Mass: 155 T
- Low Earth Orbit Capacity: 1000 kg
The Atlas SLV-3A Agena D was manufactured by Convair with the first launch on 1968-03-04. Atlas SLV-3A Agena D has 11 successful launches and 1 failed launches with a total of 12 launches. The Atlas-Agena was an American expendable launch system derived from the SM-65 Atlas missile. It was a member of the Atlas family of rockets, and was launched 109 times between 1960 and 1978.