| 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 (°) |
| 01/02/2025 | 14.0 | 25.7 | 61.4 |
| 05/02/2025 | 14.0 | 24.5 | 60.3 |
| 11/02/2025 | 14.0 | 22.8 | 58.4 |
| 12/02/2025 | 14.0 | 22.5 | 58.1 |
| 13/02/2025 | 14.0 | 22.3 | 57.9 |
| 14/02/2025 | 14.0 | 22.0 | 57.5 |
| 15/02/2025 | 14.0 | 21.7 | 57.2 |
| 16/02/2025 | 14.0 | 21.2 | 56.6 |
| 17/02/2025 | 14.0 | 20.9 | 56.2 |
| 18/02/2025 | 14.0 | 20.6 | 55.8 |
| 19/02/2025 | 14.0 | 20.4 | 55.5 |
| 20/02/2025 | 14.0 | 20.1 | 55.1 |
| 21/02/2025 | 14.0 | 19.8 | 54.7 |
| 22/02/2025 | 14.0 | 19.6 | 54.5 |
| 23/02/2025 | 14.0 | 19.3 | 54.0 |
| 24/02/2025 | 14.0 | 19.1 | 53.8 |
| 26/02/2025 | 14.0 | 18.5 | 52.9 |