Space Launch CalendarHome › 2018 › Atlas V 551
AEHF 4 on Atlas V 551, 2018-10-17 (Success)
ResultSuccess
Date2018-10-17 04:15 UTC
VehicleAtlas V 551Atlas V 551
Atlas V 551 flight no.7success rate so far 100%
No. in 201875 / 107orbital attempts
Agency countryUnited StatesULAL
| Item | Value |
|---|---|
| Launch site | Cape Canaveral Air Station, Florida |
| Payload | AEHF 4 |
| GCAT launch tag | 2018-079 |
| Orbit | 176 × 485 km · 28.1° |
| Mass to orbit | 6.2 t |
Neighbouring Atlas V 551 launches
| Date | Payload | Vehicle | Site | Result |
|---|---|---|---|---|
| 2013-07-19 | MUOS 2 | Atlas V 551 | CC | Success |
| 2015-01-21 | MUOS 3 | Atlas V 551 | CC | Success |
| 2015-09-02 | MUOS 4 | Atlas V 551 | CC | Success |
| 2016-06-24 | MUOS 5 | Atlas V 551 | CC | Success |
| 2018-04-14 | CBAS/EAGLE | Atlas V 551 | CC | Success |
| 2018-10-17 | AEHF 4 | Atlas V 551 | CC | Success |
| 2019-08-08 | AEHF 5 | Atlas V 551 | CC | Success |
| 2020-03-26 | AEHF 6 | Atlas V 551 | CC | Success |
| 2021-12-07 | STPSAT-6/LDPE-1 | Atlas V 551 | CC | Success |
| 2023-09-10 | SILENT BARKER | Atlas V 551 | CC | Success |
| 2024-07-30 | USSF-51 | Atlas V 551 | CC | Success |
Atlas V 551 launches per year
Counts orbital launch attempts (successes and failures); suborbital flights excluded. Countries are those of the launching agency.