United States Air ForceTitan 33BSpace Launch Complex 4W, Vandenberg SFB, CA, USA
Jumpseat 3
Launched
August 21, 1973
Summary
Jumpseat 3 launched on an United States Air Force Titan 33B from Space Launch Complex 4W, Vandenberg SFB, CA, USA on August 21, 1973. It was United States Air Force's 603rd launch, 12th this year and humanity's 1,484th orbital launch attempt. It was the 3rd Titan 33B flight and the 1st this year. The payload was bound for Elliptical Orbit (Elliptical). OPS 7724, one of 2 catalogued objects, reached a 190 × 373 km orbit inclined 63.3°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Titan 33B · United States Air Force
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Elliptical Orbit (Elliptical)
- Milestone
- 3rd Titan 33B flight · 1st this yearUnited States Air Force's 603rd launch12th this yearhumanity's 1,484th orbital launch attempt62nd orbital launch attempt this year
Flight preview
Orbit: as tracked
OPS 7724 · NORAD 6791 · 1973-056 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- OPS 7724
- Object ID
- 1973-056A
- Epoch
- 1973-08-21 15:36:28 UTC
- Mean motion
- 16.00064785 rev/day
- Eccentricity
- 0.0137072
- Inclination
- 63.3298°
- Ascending node
- 292.164°
- Arg. of perigee
- 158.8114°
- Mean anomaly
- 201.9309°
- Element set
- 999
- Rev at epoch
- 1
- B*
- 0.00055108
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: Elliptical. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; 1 still in orbit
- OPS 7724 · NORAD 6791 · in orbit
Agena D · re-entered February 25, 2020
Data from J. McDowell, planet4589.org
About this launch
Signal intelligence satellite operating from highly elliptic Molniya-type orbits.
Pad

Space Launch Complex 4W, Vandenberg SFB, CA, USA
54th launch from Space Launch Complex 4W, 3rd this year · 403rd from Vandenberg SFB, CA, USA
93 launches from this pad · 919 from Vandenberg SFB, CA, USA
55 days after the previous launch from this pad
Questions
When did Jumpseat 3 launch?
Jumpseat 3 launched on August 21, 1973. The time is known to the hour, not the minute.
Where can I watch Jumpseat 3?
No webcast is on record for this launch.
What rocket launched Jumpseat 3?
Titan 33B, flown by United States Air Force. Titan 33B spec sheet
Where did Jumpseat 3 launch from?
Space Launch Complex 4W, Vandenberg SFB, CA, USA.
What orbit did Jumpseat 3 reach?
OPS 7724, one of 2 catalogued objects, reached a 190 × 373 km orbit inclined 63.3°.
How many satellites did Jumpseat 3 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).