| 1624.3 | 1563.7 | 28 | 28 | Temmers, I (Isabella) | | WCT | 1553.9 | 1457.5 | De Hoop Primary School Chess Team Selection Play-Offs 2026 (U13) | 4 | 2026-02-27 | R | B | 0 | 0.54 | -0.54 | -9.1 | 0.58 | -0.58 | -16.2 |
| 1712.5 | 1698.4 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1568.6 | 1590.1 | Helderberg Chess Club Open 2026 (A) | 1 | 2026-01-17 | S | B | 0 | 0.63 | -0.63 | -10.5 | 0.58 | -0.58 | -11.6 |
| 1678.5 | 1660.9 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1542.9 | 1533.7 | Western Cape Closed 2025 (B) | 5 | 2025-03-09 | S | W | 1 | 0.7 | 0.3 | 5.6 | 0.69 | 0.31 | 6.2 |
| 1578.9 | 1556.4 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1480.2 | 1461.7 | De Hoop Primary Schools Teams Play-offs 2025 (U11) | 4 | 2025-02-08 | S | B | 1 | 0.57 | 0.43 | 7.1 | 0.57 | 0.43 | 8.6 |
| 1494.3 | 1495.1 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1441.6 | 1415.1 | Grant East Annual Primary School Invitational Chess Tournament 2024 (U11) | 3 | 2024-10-05 | S | W | 1 | 0.6 | 0.4 | 6.6 | 0.63 | 0.37 | 7.4 |
| 1513.6 | 1446.2 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1472.1 | 1448.9 | Cape Town Chess Federation Closed Chess Championships 2024 (U12) | 6 | 2024-06-16 | S | W | 1 | 0.59 | 0.41 | 7.1 | 0.54 | 0.46 | 9.2 |
| 1470.4 | 1560.2 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1413.4 | 1439.7 | Overberg Open Rapid 2024 (U11) | 4 | 2024-01-27 | R | B | 1 | 0.52 | 0.48 | 4.5 | 0.6 | 0.4 | 8 |
| 1520.7 | 1515.1 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1431.5 | 1537.9 | De Hoop Chess Championship 2023 (U9) | 2 | 2023-10-14 | R | B | 0.5 | 0.56 | -0.06 | -0.7 | 0.43 | 0.07 | 1.4 |
| 1528.8 | 1521.2 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1406.1 | 1510.4 | Western Cape Closed Championship 2023 (U10) | 5 | 2023-09-23 | R | W | 0 | 0.68 | -0.68 | -7.3 | 0.55 | -0.55 | -11 |
| 1247.8 | 1235.6 | 20 | 20 | Temmers, I (Isabella) | | WCT | 1311.8 | 1313.6 | De Hoop Teams Play Offs 2023 (U9 Mixed) | 4 | 2023-02-11 | R | W | 0 | 0.47 | -0.47 | -5.6 | 0.45 | -0.45 | -9 |
