| 1632.6 | 1629.6 | 20 | 20 | Rostoll, A (Arno) | | WEG | 1417.6 | 1439.1 | George Trials 2 2026 (U9 Boys) | 4 | 2026-02-14 | S | B | 1 | 0.71 | 0.29 | 4.8 | 0.68 | 0.32 | 6.4 |
| 1570.1 | 1584.3 | 20 | 20 | Rostoll, A (Arno) | | WEG | 1494.2 | 1496.8 | Eden Chess Trials 2 2025 (U10) | 7 | 2025-04-12 | S | W | 1 | 0.63 | 0.37 | 6.1 | 0.64 | 0.36 | 7.2 |
| 1420.6 | 1420 | 20 | 20 | Rostoll, A (Arno) | | WEG | 1448.3 | 1452.4 | Eden Schools Chess Trials 1 2025 (U9 Boys) | 4 | 2025-03-08 | S | W | 1 | 0.51 | 0.49 | 8.1 | 0.5 | 0.5 | 10 |
| 1330.8 | 1329 | 20 | 20 | Rostoll, A (Arno) | | WEG | 1383.9 | 1382.5 | Western Cape PS Individuals Championship 2024 (U7 Boys) | 6 | 2024-05-05 | S | W | 1 | 0.48 | 0.52 | 8.6 | 0.48 | 0.52 | 10.4 |
| 1270.6 | 1280.2 | 20 | 20 | Rostoll, A (Arno) | | WEG | 1344.6 | 1365 | Eden Chess Trials 2 2024 (U8) | 3 | 2024-04-13 | S | B | 0 | 0.37 | -0.37 | -6.1 | 0.36 | -0.36 | -7.2 |
| 1242.5 | 1250 | 20 | 20 | Rostoll, A (Arno) | | WEG | 1286.3 | 1302 | Eden School Chess Trials 1 2024 (U7 Boys) | 3 | 2024-03-09 | S | B | 0 | 0.41 | -0.41 | -6.8 | 0.4 | -0.4 | -8 |
| 1242.5 | 1250 | 20 | 20 | Rostoll, A (Arno) | | WEG | 1286.3 | 1302 | George Schools Trials 3 2024 (U7 Boys) | 4 | 2024-03-02 | S | W | 0 | 0.49 | -0.49 | -8.1 | 0.48 | -0.48 | -9.6 |
| 1200 | 1200 | 20 | 20 | Rostoll, A (Armo) | | WEG | 1200 | 1200 | George Schools Trials 2 2024 (U7 Boys) | 3 | 2024-02-17 | S | B | 0 | 0.46 | -0.46 | -7.6 | 0.46 | -0.46 | -9.2 |
| 1200 | 1200 | 20 | 20 | Rostoll, A (Armo) | | WEG | 1200 | 1200 | George Schools Trials 1 2024 (U7 Boys) | 5 | 2024-02-03 | S | W | 1 | 0.54 | 0.46 | 7.6 | 0.54 | 0.46 | 9.2 |
