United States Air ForceThorad SLV-2H Agena DSpace Launch Complex 3W, Vandenberg SFB, CA, USA
KH-4B 8
Launched
December 4, 1969
Image: NASA
Summary
KH-4B 8 launched on an United States Air Force Thorad SLV-2H Agena D from Space Launch Complex 3W, Vandenberg SFB, CA, USA on December 4, 1969. It was United States Air Force's 509th launch, 35th this year and humanity's 1,040th orbital launch attempt. It was the 3rd Thorad SLV-2H Agena D flight. The payload was bound for low Earth orbit (LEO). It reached a 158 × 250 km orbit inclined 81.5°. One object from this launch is catalogued.
- Watch
- No webcast on record.
- Vehicle
- Thorad SLV-2H Agena D · United States Air Force
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Low Earth Orbit (LEO)
- Milestone
- 3rd Thorad SLV-2H Agena D flightUnited States Air Force's 509th launch35th this yearhumanity's 1,040th orbital launch attempt121st orbital launch attempt this year
Flight preview
Orbit: as tracked
OPS 6617 · NORAD 4264 · 1969-105 · Space-Track
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1969-105A
- Epoch
- 1969-12-05 19:14:44 UTC
- Mean motion
- 16.283677 rev/day
- Eccentricity
- 0.0070359
- Inclination
- 81.4737°
- Ascending node
- 103.2884°
- Arg. of perigee
- 139.8666°
- Mean anomaly
- 220.7797°
- Element set
- 999
- Rev at epoch
- 15
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.
Catalogued objects
1 catalogued: 1 payload; none still in orbit
- OPS 6617 · NORAD 4264 · re-entered January 10, 1970
Data from J. McDowell, planet4589.org
About this launch
The KH-4B (Keyhole-4B) was sixth optical reconnaissance satellite version in the Corona-program.
Pad

Space Launch Complex 3W, Vandenberg SFB, CA, USA
38th launch from Space Launch Complex 3W, 6th this year · 339th from Vandenberg SFB, CA, USA
81 launches from this pad · 919 from Vandenberg SFB, CA, USA
73 days after the previous launch from this pad
Questions
When did KH-4B 8 launch?
KH-4B 8 launched on December 4, 1969. The time is known to the hour, not the minute.
Where can I watch KH-4B 8?
No webcast is on record for this launch.
What rocket launched KH-4B 8?
Thorad SLV-2H Agena D, flown by United States Air Force. Thorad SLV-2H Agena D spec sheet
Where did KH-4B 8 launch from?
Space Launch Complex 3W, Vandenberg SFB, CA, USA.
What orbit did KH-4B 8 reach?
It reached a 158 × 250 km orbit inclined 81.5°.
How many satellites did KH-4B 8 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).
