| Date | Person | Description |
|---|---|---|
| 1664 – 1668 | Bonfa, Jean | Studied theology in Avignon |
| Bonfa, Jean | Teacher of theology in Chambéry | |
| Bonfa, Jean | Occupied himself with astronomical observations | |
| Bouvet, Joachim | Studied theology in Paris, Bourges | |
| Bouvet, Joachim | Occupied himself with astronomical observations in Beijing | |
| 1730 | Carboni, Giovanni Battista | Occupied himself with astronomical observations in Lisbon |
| 1719 – 1722 | Carboni, Giovanni Battista | Studied theology in Naples |
| Carboni, Giovanni Battista | Carboni conducted astronomical observations together with Capassi in Lisbon | |
| Cassani, José | Studied philosophy, theology in Alcalá de Henares | |
| Cassani, José | Occupied himself with astronomical observations | |
| 1613 – 1617 | Cysat, Johann Baptista | Studied theology in Ingolstadt |
| Cysat, Johann Baptista | Studied mathematics, astronomical observations in Ingolstadt | |
| Cysat, Johann Baptista | Occupied himself with architecture, astronomical observations | |
| Cysat, Johann Baptista | Cysat helped Scheiner to conduct astronomical observations in Ingolstadt | |
| Fournier, Georges | Studied theology in La Flèche, Bourges | |
| 1642 | Fournier, Georges | Occupied himself with astronomical observations in Paris |
| Fournier, Georges | Fournier collaborated with Boulliau on astronomical observations in Paris | |
| 1766 – 1770 | Güssmann, Franz | Studied theology in Vienna |
| von Hallerstein, Augustin |
Studied theology in Graz
For four years |
|
| von Hallerstein, Augustin | Occupied himself with mathematics, astronomy, astronomical observations |