| 1319.7 | 1319.8 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1286 | 1274.5 | Hopetown Open Chess Tournament 2024 (U18+Open) | 5 | 2024-04-20 | S | B | 0 | 0.5 | -0.5 | -8.4 | 0.51 | -0.51 | -10.2 |
| 1319.7 | 1319.8 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1286 | 1274.5 | The Pixley ka Seme Chess Open Schools Tournament 2024 (U17+U19) | 1 | 2024-04-06 | S | B | 0 | 0.5 | -0.5 | -8.4 | 0.51 | -0.51 | -10.2 |
| 1260.3 | 1255.3 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1356.8 | 1358 | HSDA Chess Club School Tournament 2023 (U16+U18) | 3 | 2023-07-29 | S | B | 0 | 0.35 | -0.35 | -5.9 | 0.34 | -0.34 | -6.8 |
| 802.5 | 807.3 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1269.9 | 1269.4 | Pixley Chess Trials 2022 (U16) | 2 | 2022-09-03 | S | W | 0 | 0.01 | -0.01 | -0.2 | 0.01 | -0.01 | -0.2 |
