| Date | Location | Event |
| 2023 | ESO entities | |
| january | ||
| fr 20 | Brussels | General Body |
| february | ||
| pm | Executive Body | |
| march | ||
| april | ||
| fr 14 | Brussels | General Body |
| may | ||
| fr 26 | Brussels | General Body |
| june | ||
| fr 23 |
Brussels | General Assembly |
| july/august | ||
| september | ||
| fr 8 fr 22 |
pm Brussels |
Executive Body General Body |
| november | ||
| fr 24 | Brussels | General Body |
| december |
||
| pm | Executive Body |