| 1307.3 | 1306.8 | 36 | 36 | De Noon, SJ (Stian Johanco) | | NCP | 1535.2 | 1537.7 | Douglas Knights Chess Tournament 2026 (U12) | 4 | 2026-08-15 | S | B | 0 | 0.21 | -0.21 | -6.3 | 0.2 | -0.2 | -7.2 |
| 1339 | 1339 | 36 | 36 | De Noon, SJ (Stian Johanco) | | NCP | 1537.1 | 1537.1 | Hopetown Chess Tournament 3 2026 (B) | 4 | 2026-07-25 | S | B | 0 | 0.23 | -0.23 | -6.9 | 0.23 | -0.23 | -8.2 |
| 1287 | 1290.1 | 20 | 20 | De Noon, SJ (Stian Johanco) | | NCP | 1333.6 | 1331 | Hopetown Schools Open 2025 (U11) | 3 | 2025-08-01 | S | W | 1 | 0.49 | 0.51 | 8.5 | 0.49 | 0.51 | 10.2 |
| 1225.4 | 1217.2 | 20 | 20 | De Noon, S (Stian Johanco) | | NCP | 1315.8 | 1315.4 | 2024 Kimberley Chess Club Christmas Open (Bishops) | 5 | 2024-12-07 | S | W | 1 | 0.44 | 0.56 | 9.4 | 0.43 | 0.57 | 11.4 |
| 1244.8 | 1240.2 | 20 | 20 | De Noon, S (Stian Johanco) | | NCP | 1313.2 | 1312.9 | 2024 Hopetown Schools Chess Tournament (U9+U11) | 2 | 2024-10-12 | S | W | 1 | 0.46 | 0.54 | 9.1 | 0.46 | 0.54 | 10.8 |
| 1158.6 | 1165.6 | 20 | 20 | De Noon, S (Stian Johanco) | | NCJ | 1208.1 | 1213.2 | Hopetown School Chess Open Tournament 2023 (U9) | 2 | 2023-05-06 | S | B | 1 | 0.4 | 0.6 | 10.1 | 0.4 | 0.6 | 12 |
