Thor SLV-2A Agena D | KH-4A 19
United States Air Force flew Thor SLV-2A Agena D | KH-4A 19 on a Thor SLV-2A Agena D out of Vandenberg SFB, CA, USA, placing its payload in LEO.
- Launch time
- Status
- SUCCESS
- Operator
- United States Air Force
- Mission type
- Government/Top Secret
- Rocket
- Thor SLV-2A Agena D
- Launch site
- Vandenberg SFB, CA, USA
- Launch pad
- Space Launch Complex 3W
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 1965-04-29T21:44:56.000ZThor SLV-2A Agena D lifts off from Vandenberg SFB, CA, USA.
- Thor SLV-2A Agena D passes through max aerodynamic pressure (Max Q).
- Main engine cutoff — the first stage shuts down as planned.
- Stage separation — the first stage separates cleanly.
- Second-stage engine ignites for the next phase of flight.
- Orbit insertion confirmed — the vehicle is now in LEO.
- Mission success — all objectives completed.