| 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 (°) |
| 20/01/2025 | 14.0 | 29.2 | 64.4 |
| 21/01/2025 | 14.0 | 28.9 | 64.2 |
| 22/01/2025 | 14.0 | 28.6 | 63.9 |
| 23/01/2025 | 14.0 | 28.4 | 63.8 |
| 24/01/2025 | 14.0 | 28.1 | 63.5 |
| 28/01/2025 | 14.0 | 26.9 | 62.5 |