| 1318.5 | 1297.2 | 20 | 20 | Van Der Merwe, P (Phillip) | | GSV | 1152.4 | 1108.7 | 2024 Gauteng Inter-Region Chess Championship (LSEN) | 3 | 2024-01-13 | S | W | 0 | 0.74 | -0.74 | -12.3 | 0.76 | -0.76 | -15.2 |
| 1222.3 | 1232.5 | 20 | 20 | Van Der Merwe, P (Phillip) | | GSV | 1203.8 | 1165.5 | Fonteine Chess Open 2023 (LSEN) | 1 | 2023-09-02 | S | W | 1 | 0.56 | 0.44 | 7.3 | 0.62 | 0.38 | 7.6 |
| 1176.7 | 1200 | 20 | 20 | Van Der Merwe, P (Phillip) | | GSV | 1152.4 | 500 | VaalPark Primary Open Chess 2023 (LSEN) | 4 | 2023-06-16 | R | W | 0 | 0.57 | -0.57 | -8.4 | 1 | -1 | -20 |
| 1176.7 | 1200 | 20 | 20 | Van Der Merwe, P (Phillip) | | GSV | 1152.4 | 500 | VaalPark Primary Open Chess 2023 (LSEN) | 9 | 2023-06-16 | R | B | 1 | 0.49 | 0.51 | 7.5 | 0.99 | 0.01 | 0.2 |
