United States Air ForceThor DM-21 Agena-BSpace Launch Complex 1W, Vandenberg SFB, CA, USA
KH-5 1
Launched
February 17, 1961
Image: USAF
Summary
KH-5 1 launched on an United States Air Force Thor DM-21 Agena-B from Space Launch Complex 1W, Vandenberg SFB, CA, USA on February 17, 1961. It was United States Air Force's 40th launch, 2nd this year and humanity's 98th orbital launch attempt. It was the 5th Thor DM-21 Agena-B flight and the 1st this year. The payload was bound for low Earth orbit (LEO).
- Watch
- No webcast on record.
- Vehicle
- Thor DM-21 Agena-B · United States Air Force
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Low Earth Orbit (LEO)
- Milestone
- 5th Thor DM-21 Agena-B flight · 1st this yearUnited States Air Force's 40th launch2nd this yearhumanity's 98th orbital launch attempt5th orbital launch attempt this year
Flight preview
About this launch
KH-5 (Keyhole 5, codenamed Argon) was the area survey component of the Corona program.
Pad

Space Launch Complex 1W, Vandenberg SFB, CA, USA
11th launch from Space Launch Complex 1W, 1st this year · 22nd from Vandenberg SFB, CA, USA
56 launches from this pad · 919 from Vandenberg SFB, CA, USA
72 days after the previous launch from this pad
Questions
When did KH-5 1 launch?
KH-5 1 launched on February 17, 1961. The time is known to the hour, not the minute.
Where can I watch KH-5 1?
No webcast is on record for this launch.
What rocket launched KH-5 1?
Thor DM-21 Agena-B, flown by United States Air Force. Thor DM-21 Agena-B spec sheet
Where did KH-5 1 launch from?
Space Launch Complex 1W, Vandenberg SFB, CA, USA.
What orbit was KH-5 1 going to?
Low Earth Orbit (LEO), a government/top secret mission.
