| 1516.2 | 1518.9 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1286 | 1274.5 | Hopetown Open Chess Tournament 2024 (U18+Open) | 1 | 2024-04-20 | S | B | 1 | 0.73 | 0.27 | 4.5 | 0.74 | 0.26 | 5.2 |
| 1516.2 | 1518.9 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1286 | 1274.5 | The Pixley ka Seme Chess Open Schools Tournament 2024 (U17+U19) | 4 | 2024-04-06 | S | W | 0.5 | 0.81 | -0.31 | -5.2 | 0.83 | -0.33 | -6.6 |
| 1432.7 | 1427 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1356.8 | 1358 | HSDA Chess Club School Tournament 2023 (U16+U18) | 1 | 2023-07-29 | S | B | 1 | 0.55 | 0.45 | 7.6 | 0.54 | 0.46 | 9.2 |
| 1302.4 | 1294 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1269.9 | 1269.4 | Pixley Chess Trials 2022 (U16) | 4 | 2022-09-03 | S | B | 1 | 0.5 | 0.5 | 8.4 | 0.49 | 0.51 | 10.2 |
| 1199.8 | 1198.8 | 20 | 20 | Markgraaff, TC (TC Ivandro) | | NCP | 1188 | 1186.4 | Hopetown Chess Club Open Tournament 2022 (U13+U15) | 4 | 2022-05-14 | S | B | 1 | 0.47 | 0.53 | 8.9 | 0.47 | 0.53 | 10.6 |
