| Date | Person | Description |
|---|---|---|
| 1762 – 1765 | Bystrzycki, Jowin Fryderyk | Studied philosophy, mathematics, astronomy in Warsaw |
| Krüger, Oswald | Studied mathematics, astronomy, architecture in Rome | |
| 1754 – 1756 | Poczobut, Marcin | Studied mathematics, physics, astronomy in Prague |
| 1757 – | Poczobut, Marcin | Studied mathematics, astronomy in Vilnius |
| Spinola, Carlo |
Studied mathematics, astronomy in Naples
Before entering the Society |