| City | Country | School | Latitude (°) +N/-S | Longitude (°) +E/-W |
| Montcuq | France | Fondation La main à la pâte | 44.340 | 1.210 |
| Date | Gnomon height [cm] | Shadow length [cm] | Angle (°) |
| 01/03/2025 | 25.0 | 31.8 | 51.8 |
| 02/03/2025 | 25.0 | 31.4 | 51.5 |
| 03/03/2025 | 25.0 | 30.9 | 51.0 |
| 04/03/2025 | 25.0 | 30.5 | 50.7 |
| 05/03/2025 | 25.0 | 30.1 | 50.3 |
| 06/03/2025 | 25.0 | 29.7 | 49.9 |
| 07/03/2025 | 25.0 | 29.3 | 49.5 |
| 08/03/2025 | 25.0 | 28.9 | 49.1 |
| 09/03/2025 | 25.0 | 28.5 | 48.7 |
| 10/03/2025 | 25.0 | 28.1 | 48.3 |
| 11/03/2025 | 25.0 | 27.7 | 47.9 |
| 12/03/2025 | 25.0 | 27.3 | 47.5 |
| 13/03/2025 | 25.0 | 26.9 | 47.1 |
| 14/03/2025 | 25.0 | 26.5 | 46.7 |
| 15/03/2025 | 25.0 | 26.2 | 46.3 |
| 17/03/2025 | 25.0 | 25.4 | 45.5 |
| 18/03/2025 | 25.0 | 25.1 | 45.1 |
| 19/03/2025 | 25.0 | 24.7 | 44.7 |
| 20/03/2025 | 25.0 | 24.4 | 44.3 |
| 21/03/2025 | 25.0 | 24.0 | 43.8 |
| 22/03/2025 | 25.0 | 23.0 | 42.6 |
| 23/03/2025 | 25.0 | 23.4 | 43.1 |
| 25/03/2025 | 25.0 | 22.7 | 42.2 |