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United States Air ForceDelta II 7925Space Launch Complex 17B, Cape Canaveral SFS, FL, USA
ASC 2
Launched
April 13, 1991
Summary
ASC 2 launched on an United States Air Force Delta II 7925 from Space Launch Complex 17B, Cape Canaveral SFS, FL, USA on April 13, 1991. It was United States Air Force's 896th launch, 4th this year and humanity's 3,625th orbital launch attempt. It was the 3rd Delta II 7925 flight and the 2nd this year. The payload was bound for Geostationary Orbit (Direct-GEO). ASC 2, one of 3 catalogued objects, reached a 1,355 × 35,921 km orbit inclined 22.5°. 3 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Delta II 7925 · United States Air Force
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Orbit (Direct-GEO)
- Milestone
- 3rd Delta II 7925 flight · 2nd this yearUnited States Air Force's 896th launch4th this yearhumanity's 3,625th orbital launch attempt28th orbital launch attempt this year
Flight preview
Orbit: as tracked
ASC 2 · NORAD 21227 · 1991-028 · Space-Track · tracking 1 of 3 objects
Show the numbers for orbit elements
- Object
- SPACENET 4 (ASC 2)
- Object ID
- 1991-028A
- Epoch
- 1991-04-14 14:58:10 UTC
- Mean motion
- 2.19512789 rev/day
- Eccentricity
- 0.6910741
- Inclination
- 22.5046°
- Ascending node
- 20.7167°
- Arg. of perigee
- 178.9689°
- Mean anomaly
- 184.2099°
- Element set
- 999
- Rev at epoch
- 4
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: Direct-GEO.
Catalogued objects
3 catalogued: 1 payload, 2 rocket stages; 2 still in orbit
- ASC 2 · NORAD 21227
Delta 204 · in orbit
Delta 204 Stage 3 · in orbit
Data from J. McDowell, planet4589.org
About this launch
The ASC series consisted of three satellites built by GE Astro-Space for Contel ASC and carried 18 C-band and 6 Ku-band transponders for TV news and interactive data transmissions to private networks and small terminals.
Pad
Space Launch Complex 17B, Cape Canaveral SFS, FL, USA
87th launch from Space Launch Complex 17B, 3rd this year · 445th from Cape Canaveral SFS, FL, USA
132 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
35 days after the previous launch from this pad
Questions
When did ASC 2 launch?
ASC 2 launched on April 13, 1991. The time is known to the hour, not the minute.
Where can I watch ASC 2?
No webcast is on record for this launch.
What rocket launched ASC 2?
Delta II 7925, flown by United States Air Force. Delta II 7925 spec sheet
Where did ASC 2 launch from?
Space Launch Complex 17B, Cape Canaveral SFS, FL, USA.
What orbit did ASC 2 reach?
ASC 2, one of 3 catalogued objects, reached a 1,355 × 35,921 km orbit inclined 22.5°.
How many satellites did ASC 2 launch?
1 payload from this launch is catalogued (Data from J. McDowell, planet4589.org).