| 1342.7 | 1349.1 | 20 | 20 | De Noon, SJ (Stian Johanco) | | NCP | 1319.3 | 1317.2 | Hopetown Chess Tournament 2026 (U12) | 4 | 2026-02-07 | S | W | 0 | 0.57 | -0.57 | -9.6 | 0.58 | -0.58 | -11.6 |
| 1320.6 | 1324.8 | 20 | 20 | De Noon, SJ (Stian Johanco) | | NCP | 1333.6 | 1331 | Northern Cape Closed 202 (U12 Open) | 5 | 2025-08-23 | S | W | 1 | 0.53 | 0.47 | 8.8 | 0.53 | 0.47 | 9.4 |
| 1320.6 | 1324.8 | 20 | 20 | De Noon, SJ (Stian Johanco) | | NCP | 1333.6 | 1331 | Hopetown Schools Open 2025 (U11) | 4 | 2025-08-01 | S | B | 0 | 0.44 | -0.44 | -7.3 | 0.45 | -0.45 | -9 |
| 1294 | 1297.3 | 20 | 20 | De Noon, SJ (Stian Johanco) | | NCP | 1306.9 | 1298.2 | 2025 Hopetown Schools Chess Tournament (U11+U13) | 5 | 2025-05-17 | S | W | 0.5 | 0.53 | -0.03 | -0.5 | 0.54 | -0.04 | -0.8 |
| 1267.5 | 1258.9 | 20 | 20 | De Noon, S (Stian Johanco) | | NCP | 1315.8 | 1315.4 | 2024 Kimberley Chess Club Christmas Open (Bishops) | 3 | 2024-12-07 | S | W | 1 | 0.49 | 0.51 | 8.6 | 0.48 | 0.52 | 10.4 |
| 1228.4 | 1231.5 | 20 | 20 | De Noon, S (Stian Johanco) | | NCJ | 1208.1 | 1213.2 | Hopetown School Chess Open Tournament 2023 (U9) | 1 | 2023-05-06 | S | W | 1 | 0.57 | 0.43 | 7.2 | 0.56 | 0.44 | 8.8 |
| 1257.4 | 1266.4 | 20 | 20 | De Noon, S (Stian Johanco) | | NCJ | 1186.6 | 1182.8 | Hopetown Schools Chess Open Tournament 2023 (U11) | 4 | 2023-02-25 | S | W | 0 | 0.62 | -0.62 | -10.4 | 0.64 | -0.64 | -12.8 |
