| Class Type | Start Date | End Date | Availability? |
|---|---|---|---|
| Commander Site Controller | June 22 2021 | June 25 2021 | YES |
| Commander Site Controller | July 20 2021 | July 23 2021 | YES |
| Ruby, Sapphire and Topaz | September 20 2021 | September 24 2021 | YES |
| Commander Site Controller | October 19 2021 | October 22 2021 | YES |
| Commander Site Controller | November 16 2021 | November 19 2021 | YES |
| Commander Site Controller | December 14 2021 | December 17 2021 | YES |
| Commander Site Controller | January 18 2022 | January 21 2022 | YES |