Space Launch CalendarImproved CRYSTAL? on Delta 4H, 2021-04-26 (Success)
ResultSuccess
Date2021-04-26 20:47 UTC
VehicleDelta 4HDelta 4H
Delta 4H flight no.12success rate so far 92%
No. in 202133 / 144orbital attempts
Agency countryUnited StatesULAB
| Item | Value |
|---|---|
| Launch site | South Vandenberg AFB, California |
| Payload | Improved CRYSTAL? |
| GCAT launch tag | 2021-032 |
| Orbit | 525 × 760 km · 98.0° |
| Mass to orbit | 20.0 t |
Neighbouring Delta 4H launches
| Date | Payload | Vehicle | Site | Result |
|---|---|---|---|---|
| 2013-08-28 | EIS CRYSTAL | Delta 4H | VS | Success |
| 2014-12-05 | Orion EFT-1 | Delta 4H | CC | Success |
| 2016-06-11 | ORION 9 | Delta 4H | CC | Success |
| 2019-01-19 | Improved CRYSTAL? | Delta 4H | VS | Success |
| 2020-12-11 | ORION 10? | Delta 4H | CC | Success |
| 2021-04-26 | Improved CRYSTAL? | Delta 4H | VS | Success |
| 2022-09-24 | Improved CRYSTAL? | Delta 4H | VS | Success |
| 2023-06-22 | ORION 11? | Delta 4H | CC | Success |
| 2024-04-09 | ORION 12? | Delta 4H | CC | Success |
Delta 4H launches per year
Counts orbital launch attempts (successes and failures); suborbital flights excluded. Countries are those of the launching agency.