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United States Air ForceTitan IIIDSpace Launch Complex 4E, Vandenberg SFB, CA, USA

KH-11 4

Launched

September 3, 1981

Launch Successful

Image: US Air Force

Summary

KH-11 4 launched on an United States Air Force Titan IIID from Space Launch Complex 4E, Vandenberg SFB, CA, USA on September 3, 1981. It was United States Air Force's 774th launch, 10th this year and humanity's 2,478th orbital launch attempt. It was the 20th Titan IIID flight and the 1st this year. The payload was bound for low Earth orbit (LEO). 2 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Titan IIID · United States Air Force
Booster
No booster details on record.
Mission
Government/Top Secret · Low Earth Orbit (LEO)
Milestone
20th Titan IIID flight · 1st this yearUnited States Air Force's 774th launch10th this yearhumanity's 2,478th orbital launch attempt87th orbital launch attempt this year

Flight preview

Catalogued objects

2 catalogued: 1 payload, 1 rocket stage; none still in orbit

  • OPS 3984 · NORAD 12799 · deorbited November 23, 1984

Titan 23D-22 Stage 2 · re-entered October 12, 1981

Data from J. McDowell, planet4589.org

About this launch

KH-11 reconnaissance satellite

Pad

Map of Space Launch Complex 4E

Space Launch Complex 4E, Vandenberg SFB, CA, USA

47th launch from Space Launch Complex 4E, 1st this year · 490th from Vandenberg SFB, CA, USA

303 launches from this pad · 919 from Vandenberg SFB, CA, USA

441 days after the previous launch from this pad

Questions

When did KH-11 4 launch?

KH-11 4 launched on September 3, 1981. The time is known to the hour, not the minute.

Where can I watch KH-11 4?

No webcast is on record for this launch.

What rocket launched KH-11 4?

Titan IIID, flown by United States Air Force. Titan IIID spec sheet

Where did KH-11 4 launch from?

Space Launch Complex 4E, Vandenberg SFB, CA, USA.

What orbit was KH-11 4 going to?

Low Earth Orbit (LEO), a government/top secret mission.

How many satellites did KH-11 4 launch?

1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).