| 1559.5 | 1574.8 | 32 | 32 | Visser, AF (Aidan) | | GSV | 1440.3 | 1447 | Hoerskool Drie Riviere Chess Open 07 March 2026 (D) | 5 | 2026-03-07 | S | B | 0.5 | 0.6 | -0.1 | -2.7 | 0.61 | -0.11 | -3.5 |
| 1541.2 | 1545.9 | 20 | 20 | Visser, A (Aidan) | | GSV | 1442.1 | 1453.7 | LS Fonteine Open 18 Oct 2025 (E) | 3 | 2025-10-18 | S | B | 0.5 | 0.57 | -0.07 | -1.2 | 0.57 | -0.07 | -1.4 |
| 1428.5 | 1425.5 | 20 | 20 | Visser, A (Aidan) | | GSV | 1388.1 | 1391.1 | Laerskool Vaalpark Open 01 March 25 (E) | 3 | 2025-03-01 | S | W | 1 | 0.59 | 0.41 | 6.8 | 0.58 | 0.42 | 8.4 |
| 1425.9 | 1419 | 20 | 20 | Visser, A (Aidan) | | GSV | 1371.1 | 1370.7 | Laer Volkskool Open 15 Feb 2025 (E) | 3 | 2025-02-15 | S | W | 1 | 0.61 | 0.39 | 6.5 | 0.6 | 0.4 | 8 |
| 1321.3 | 1312.2 | 20 | 20 | Visser, A (Aidan) | | GSV | 1357.2 | 1349.2 | HS Drie Riviere Chess Open Section 2024 (D) | 5 | 2024-03-09 | S | W | 0.5 | 0.5 | 0 | 0 | 0.5 | 0 | 0 |
| 1352.7 | 1340.3 | 20 | 20 | Visser, A (Aidan) | | GSV | 1375.8 | 1369.7 | NG Kerk Vanderbijlpark Suid 2024 (D) | 5 | 2024-02-24 | S | B | 0 | 0.43 | -0.43 | -7.1 | 0.42 | -0.42 | -8.4 |
| 1380.6 | 1200 | 20 | 20 | Visser, A (Aidan) | | GSV | 1437.7 | 1200 | Dr Pieter Hangelbroek Rapid 2023 (D) | 5 | 2023-10-28 | R | B | 0 | 0.39 | -0.39 | -4.7 | 0.46 | -0.46 | -9.2 |
| 1220.8 | 1205.3 | 20 | 20 | Visser, A (Aidan) | | GSV | 1395.5 | 1392.4 | Overvaal Ope Jul 2023 (E) | 2 | 2023-07-22 | S | W | 0 | 0.34 | -0.34 | -5.6 | 0.32 | -0.32 | -6.4 |
| 1200 | 1200 | 20 | 20 | Visser, A (Aidan) | | GSV | 1238.3 | 1230.3 | Laerkool Midvaal Chess Open 2023 (E) | 5 | 2023-01-28 | S | B | 0 | 0.41 | -0.41 | -6.8 | 0.42 | -0.42 | -8.4 |
| 1180.1 | 1175.7 | 20 | 20 | Visser, A (Aidan) | | GSV | 1357.8 | 1352 | Dr Peter Hangelbroek Open 2022 (F) | 3 | 2022-10-29 | S | W | 1 | 0.33 | 0.67 | 11.1 | 0.34 | 0.66 | 13.2 |
| 1108 | 1092 | 20 | 20 | Visser, A (Aidan) | | GSV | 1362.8 | 1380.4 | Hoerskool Overvaal 2022 (E) | 1 | 2022-06-11 | S | B | 1 | 0.16 | 0.84 | 13.9 | 0.12 | 0.88 | 17.6 |
| 1147.5 | 1135.6 | 20 | 20 | Visser, A (Aidan) | | GSV | 1350 | 1373.2 | LS Vryheidsmonument Chess Open 2022 (E) | 3 | 2022-05-07 | S | B | 0 | 0.22 | -0.22 | -3.7 | 0.18 | -0.18 | -3.6 |
| 1147.5 | 1135.6 | 20 | 20 | Visser, A (Aidan) | | GSV | 1350 | 1373.2 | LS Vryheidsmonument Chess Open 2022 (E) | 6 | 2022-05-07 | S | W | 0 | 0.31 | -0.31 | -5.1 | 0.27 | -0.27 | -5.4 |
| 1200 | 1200 | 20 | 20 | Visser, A (Aidan) | | GSV | 1209.6 | 1209.6 | Lux Deo NG Kerk Chess Open 2022 (E) | 4 | 2022-04-09 | S | B | 0 | 0.45 | -0.45 | -7.5 | 0.45 | -0.45 | -9 |
| 1200 | 1200 | 20 | 20 | Visser, A (Aidan) | | GSV | 1209.6 | 1209.6 | Dirk De Koster Chess Open 2022 (E) | 1 | 2022-04-23 | S | B | 0 | 0.45 | -0.45 | -7.5 | 0.45 | -0.45 | -9 |
| 1200 | 1200 | 20 | 20 | Visser, A (Aidan) | | GSV | 1209.6 | 1209.6 | Dirk De Koster Chess Open 2022 (E) | 4 | 2022-04-23 | S | W | 0 | 0.53 | -0.53 | -8.8 | 0.53 | -0.53 | -10.6 |
