United Launch AllianceAtlas V 551Space Launch Complex 41, Cape Canaveral SFS, FL, USA
AEHF-5 (USA 292)
Launched
August 8, 2019
Summary
AEHF-5 launched on an United Launch Alliance Atlas V 551 from Space Launch Complex 41, Cape Canaveral SFS, FL, USA on August 8, 2019. It was United Launch Alliance's 135th launch, 3rd this year and humanity's 5,876th orbital launch attempt. It was the 10th Atlas V 551 flight and the 1st this year. The payload was bound for Geostationary Transfer Orbit (GTO). AEHF SV-5, one of 3 catalogued objects, reached a 14,408 × 35,293 km orbit inclined 9.9°. 3 objects from this launch are catalogued, 2 of them payloads.
- Watch
- Watch the Atlas V 551 launch of AEHF-5!Space Launch Now
- Atlas V AEHF-5 Live Launch BroadcastUnited Launch Alliance
- Atlas V AEHF-5 Launch HighlightsUnited Launch Alliance
- Vehicle
- Atlas V 551 · United Launch Alliance
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Transfer Orbit (GTO)
- Milestone
- 10th Atlas V 551 flight · 1st this yearUnited Launch Alliance's 135th launch3rd this yearhumanity's 5,876th orbital launch attempt56th orbital launch attempt this year
Webcast
Flight preview
Orbit: as tracked
AEHF SV-5 · NORAD 44481 · 2019-051 · Space-Track · tracking 1 of 3 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2019-051A
- Epoch
- 2019-08-08 15:50:02 UTC
- Mean motion
- 1.57371459 rev/day
- Eccentricity
- 0.3344678
- Inclination
- 9.9418°
- Ascending node
- 299.8898°
- Arg. of perigee
- 179.9419°
- Mean anomaly
- 180.1292°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0.0001
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: GTO. Ascent drawn from padside's representative profile.
Catalogued objects
3 catalogued: 2 payloads, 1 rocket stage; 2 still in orbit
- AEHF SV-5 · NORAD 44481 · in orbit
- TDO · NORAD 44482 · re-entered December 30, 2022
Centaur AV-083 · in orbit
Data from J. McDowell, planet4589.org
About this launch
This is the fifth satellite in the Advanced Extremely High Frequency (AEHF) system, which is a series of communications satellites operated by the United States Air Force Space Command. It provides global, survivable, protected communications capabilities for strategic command and tactical warfighters operating on ground, sea and air platforms.
Related page: Atlas V AEHF-5 - United Launch Alliance (ULA) Rocket Launch
Pad

Space Launch Complex 41, Cape Canaveral SFS, FL, USA
93rd launch from Space Launch Complex 41, 1st this year · 786th from Cape Canaveral SFS, FL, USA
125 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
295 days after the previous launch from this pad
Questions
When did AEHF-5 launch?
AEHF-5 launched on August 8, 2019. The time is known to the hour, not the minute.
Where can I watch AEHF-5?
Coverage: Watch the Atlas V 551 launch of AEHF-5!; Atlas V AEHF-5 Live Launch Broadcast; Atlas V AEHF-5 Launch Highlights. Watch the replay
What rocket launched AEHF-5?
Atlas V 551, flown by United Launch Alliance. Atlas V 551 spec sheet
Where did AEHF-5 launch from?
Space Launch Complex 41, Cape Canaveral SFS, FL, USA.
What orbit did AEHF-5 reach?
AEHF SV-5, one of 3 catalogued objects, reached a 14,408 × 35,293 km orbit inclined 9.9°.
How many satellites did AEHF-5 launch?
2 payloads from this launch are catalogued, 1 of them still in orbit (Data from J. McDowell, planet4589.org).
![[AUTO] Atlas V 551 - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fatlas2520v2520551_image_20190224012316.jpeg&w=1600)