United States Air ForceThor SLV-2A Agena DSpace Launch Complex 2W, Vandenberg SFB, CA, USA
KH-4 26
Launched
December 21, 1963
Image: Unknown
Summary
KH-4 26 launched on an United States Air Force Thor SLV-2A Agena D from Space Launch Complex 2W, Vandenberg SFB, CA, USA on December 21, 1963. It was United States Air Force's 175th launch, 49th this year and humanity's 293rd orbital launch attempt. It was the 10th Thor SLV-2A Agena D flight. The payload was bound for low Earth orbit (LEO). OPS 1388, one of 2 catalogued objects, reached a 223 × 338 km orbit inclined 64.9°. 2 objects from this launch are catalogued, all of them payloads.
- Watch
- No webcast on record.
- Vehicle
- Thor SLV-2A Agena D · United States Air Force
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Low Earth Orbit (LEO)
- Milestone
- 10th Thor SLV-2A Agena D flightUnited States Air Force's 175th launch49th this yearhumanity's 293rd orbital launch attempt69th orbital launch attempt this year
Flight preview
Orbit: as tracked
OPS 1388 · NORAD 718 · 1963-055 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1963-055A
- Epoch
- 1963-12-22 07:44:07 UTC
- Mean motion
- 16.00285313 rev/day
- Eccentricity
- 0.0086408
- Inclination
- 64.9409°
- Ascending node
- 132.9612°
- Arg. of perigee
- 165.8305°
- Mean anomaly
- 194.4137°
- Element set
- 999
- Rev at epoch
- 7
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 2 payloads; none still in orbit
- OPS 1388 · NORAD 718 · re-entered January 8, 1964
- PUNDIT II · NORAD 719 · re-entered November 7, 1964
Data from J. McDowell, planet4589.org
About this launch
The KH-4 (Keyhole-4) was fourth version in the Corona-program to build an optical reconnaissance satellite. KH-4 24 also carried the RM 5 radiometer payload for background measurements for the MIDAS program.
Pad

Space Launch Complex 2W, Vandenberg SFB, CA, USA
9th launch from Space Launch Complex 2W, 5th this year · 117th from Vandenberg SFB, CA, USA
99 launches from this pad · 919 from Vandenberg SFB, CA, USA
42 days after the previous launch from this pad
Questions
When did KH-4 26 launch?
KH-4 26 launched on December 21, 1963. The time is known to the hour, not the minute.
Where can I watch KH-4 26?
No webcast is on record for this launch.
What rocket launched KH-4 26?
Thor SLV-2A Agena D, flown by United States Air Force. Thor SLV-2A Agena D spec sheet
Where did KH-4 26 launch from?
Space Launch Complex 2W, Vandenberg SFB, CA, USA.
What orbit did KH-4 26 reach?
OPS 1388, one of 2 catalogued objects, reached a 223 × 338 km orbit inclined 64.9°.
How many satellites did KH-4 26 launch?
2 payloads from this launch are catalogued, none of them still in orbit (Data from J. McDowell, planet4589.org).
