| 1535.7 | 1521.3 | 32 | 32 | Jansen van Rensburg, J (Janco) | | GE | 1218.4 | 1191.3 | Ekurhuleni 1st Trial 2026 (E) | 1 | 2026-04-11 | S | B | 1 | 0.83 | 0.17 | 4.6 | 0.84 | 0.16 | 5 |
| 1277.4 | 1291.1 | 20 | 20 | Jansen van Rensburg, J (Janco) | | GE | 1222 | 1221.1 | Ekurhuleni North School District Finals 2025 (U9 Boys) | 1 | 2025-06-14 | S | B | 1 | 0.52 | 0.48 | 8 | 0.54 | 0.46 | 9.2 |
| 1191.5 | 1189.7 | 20 | 20 | Jansen van Rensburg, J (Janco) | | GE | 1200 | 1200 | Chess Power House March Open 2025 (E) | 2 | 2025-03-22 | S | B | 1 | 0.45 | 0.55 | 9.1 | 0.45 | 0.55 | 11 |
| 1191.5 | 1189.7 | 20 | 20 | Jansen van Rensburg, J (Janco) | | GE | 1200 | 1200 | Edenvale Germiston Cluster 2025 (U9 Boys) | 4 | 2025-03-08 | S | W | 0.5 | 0.53 | -0.03 | -0.5 | 0.53 | -0.03 | -0.6 |
