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United Launch AllianceAtlas V 551Space Launch Complex 41, Cape Canaveral SFS, FL, USA

AEHF-6

Launched

March 26, 2020

Launch SuccessfulWeather 90% go

Summary

AEHF-6 launched on an United Launch Alliance Atlas V 551 from Space Launch Complex 41, Cape Canaveral SFS, FL, USA on March 26, 2020. It was United Launch Alliance's 139th launch, 2nd this year and humanity's 5,946th orbital launch attempt. It was the 11th Atlas V 551 flight and the 1st this year. The payload was bound for Geostationary Transfer Orbit (GTO). OrCa, one of 3 catalogued objects, reached a 164 × 35,002 km orbit inclined 26.5°. 3 objects from this launch are catalogued, 2 of them payloads.

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Booster
No booster details on record.
Mission
Communications · Geostationary Transfer Orbit (GTO)
Milestone
11th Atlas V 551 flight · 1st this yearUnited Launch Alliance's 139th launch2nd this yearhumanity's 5,946th orbital launch attempt24th orbital launch attempt this year

Webcast

Replay
Watch on YouTube

Flight preview

Orbit: as tracked

26.5°Inclination
164 × 35002 kmPerigee × apogeefrom mean elements
614.9 minPeriodfrom mean elements
319.3°Ascending node
2394 d agoElement epoch2020-03-26 15:33 UTC · stale

OrCa · NORAD 45464 · 2020-022 · Space-Track · tracking 1 of 3 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
2020-022A
Epoch
2020-03-26 15:33:22 UTC
Mean motion
2.34170849 rev/day
Eccentricity
0.7271889
Inclination
26.4735°
Ascending node
319.3391°
Arg. of perigee
179.1988°
Mean anomaly
178.3033°
Element set
999
Rev at epoch
0
B*
0

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

  • OrCa · NORAD 45464 · re-entered September 28, 2022
  • AEHF SV-6 · NORAD 45465 · in orbit

Centaur AV-086 · in orbit

Data from J. McDowell, planet4589.org

About this launch

This is the sixth and final 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.

Pad

Map of Space Launch Complex 41

Space Launch Complex 41, Cape Canaveral SFS, FL, USA

96th launch from Space Launch Complex 41, 2nd this year · 797th from Cape Canaveral SFS, FL, USA

125 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA

45 days after the previous launch from this pad

Questions

When did AEHF-6 launch?

AEHF-6 launched on March 26, 2020. The time is known to the hour, not the minute.

Where can I watch AEHF-6?

Coverage: Live Broadcast: Atlas V AEHF-6. Watch the replay

What rocket launched AEHF-6?

Atlas V 551, flown by United Launch Alliance. Atlas V 551 spec sheet

Where did AEHF-6 launch from?

Space Launch Complex 41, Cape Canaveral SFS, FL, USA.

What orbit did AEHF-6 reach?

OrCa, one of 3 catalogued objects, reached a 164 × 35,002 km orbit inclined 26.5°.

How many satellites did AEHF-6 launch?

2 payloads from this launch are catalogued, 1 of them still in orbit (Data from J. McDowell, planet4589.org).