United States Air ForceTitan 402B IUSSpace Launch Complex 40, Cape Canaveral SFS, FL, USA
DSP 21
Launched
August 6, 2001
Summary
DSP 21 launched on an United States Air Force Titan 402B IUS from Space Launch Complex 40, Cape Canaveral SFS, FL, USA on August 6, 2001. It was United States Air Force's 1,035th launch, 6th this year and humanity's 4,485th orbital launch attempt. It was the 4th Titan 402B IUS flight and the 1st this year. The payload was bound for Geostationary Orbit (Direct-GEO). 5 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Titan 402B IUS · United States Air Force
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Geostationary Orbit (Direct-GEO)
- Milestone
- 4th Titan 402B IUS flight · 1st this yearUnited States Air Force's 1,035th launch6th this yearhumanity's 4,485th orbital launch attempt33rd orbital launch attempt this year
Flight preview
Catalogued objects
5 catalogued: 1 payload, 3 rocket stages, 1 component; 4 still in orbit
- DSP F21 · NORAD 26880 · in orbit
Titan 4B-31 Stage 2 · re-entered October 13, 2001
IUS-16 SRM-1 · in orbit
IUS-16 SRM-2 · in orbit
Data from J. McDowell, planet4589.org
About this launch
Early warning satellite
Pad

Space Launch Complex 40, Cape Canaveral SFS, FL, USA
50th launch from Space Launch Complex 40, 2nd this year · 594th from Cape Canaveral SFS, FL, USA
403 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
159 days after the previous launch from this pad
Questions
When did DSP 21 launch?
DSP 21 launched on August 6, 2001. The time is known to the hour, not the minute.
Where can I watch DSP 21?
No webcast is on record for this launch.
What rocket launched DSP 21?
Titan 402B IUS, flown by United States Air Force. Titan 402B IUS spec sheet
Where did DSP 21 launch from?
Space Launch Complex 40, Cape Canaveral SFS, FL, USA.
What orbit was DSP 21 going to?
Geostationary Orbit (Direct-GEO), a government/top secret mission.
How many satellites did DSP 21 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).