| 1921.9 | 1904.9 | 20 | 20 | Mnyasta, C (Charlton) | NM | WCT | 2227.6 | 2250.6 | Kraaifontein Open 2025 (Championship) | 2 | 2025-12-06 | S | B | 0.5 | 0.1 | 0.4 | 7.5 | 0.06 | 0.44 | 8.8 |
| 1875.8 | 1777.9 | 20 | 20 | Mnyasta, C (Charlton) | NM | WCT | 2216.2 | 2305.7 | 4th Curro Durbanville Rapid Open 2025 (Championship) | 7 | 2025-07-19 | R | W | 0 | 0.15 | -0.15 | -1.4 | 1.08 | -0.01 | -0.2 |
| 1868 | 1863.2 | 20 | 20 | Mnyasta, C (Charlton) | NM | WCT | 2206.8 | 2240.6 | South African Junior Closed Chess Championships 2025 (U20 Open) | 6 | 2025-04-03 | S | W | 0 | 0.15 | -0.15 | -3 | 0.1 | -0.1 | -2 |
| 1840.1 | 1831.3 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 2210.1 | 2245.5 | Cape Town Masters Challenge 2025 (Masters) | 1 | 2025-01-06 | S | B | 0 | 0.03 | -0.03 | -0.6 | 0 | 0 | 0 |
| 1930.5 | 1918.9 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 2241 | 2279.2 | 2nd Young Minds Classic 2024 (Advanced) | 1 | 2024-08-10 | S | B | 0 | 0.1 | -0.1 | -1.9 | 0.04 | -0.04 | -0.8 |
| 1936 | 1701.1 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 2246.4 | 2345.5 | Curro Durbanville Chess Rapid Open 2024 (Championship) | 3 | 2024-07-13 | R | W | 1 | 0.18 | 0.82 | 10.8 | 0.01 | 0.99 | 19.8 |
| 1731.2 | 1443.4 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 2042.6 | 1365.8 | Western Cape Closed Championship 2023 (Blitz) | 6 | 2023-09-25 | B | W | 0 | 0.18 | -0.18 | -0.8 | 0.63 | -0.63 | -12.6 |
| 1711 | 1548.7 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 2038.7 | 1828.3 | Curro Durbanville Chess Open Rapid 2023 (Championship) | 1 | 2023-07-15 | R | B | 0 | 0.08 | -0.08 | -1.1 | 0.13 | -0.13 | -2.6 |
| 1639.8 | 1610.1 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 1924.3 | 1926.9 | Western Cape Closed Championship 2022 (Championship) | 4 | 2022-09-25 | S | B | 0.5 | 0.13 | 0.37 | 6.4 | 0.09 | 0.41 | 8.2 |
| 1585 | 1502.2 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 1752.7 | 1327.3 | CTCA Rapid Masters @ Claremont Chess Club 2022 (Open) | 4 | 2022-03-21 | R | B | 0 | 0.26 | -0.26 | -2 | 0.66 | -0.66 | -13.2 |
| 1626.1 | 1563.9 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 1767.7 | 1763.6 | 2022 Cape Of Good Hope Open (Championship) | 3 | 2022-01-29 | S | B | 1 | 0.29 | 0.71 | 13.3 | 0.23 | 0.77 | 15.4 |
| 1584.8 | 1355.4 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 1756.9 | 1238.4 | Jacques Vuyo Le Roux Memorial Rapid 2021 | 2 | 2021-12-04 | R | W | 0 | 0.34 | -0.34 | -3.2 | 0.68 | -0.68 | -13.6 |
| 1506.5 | 1493.8 | 20 | 20 | Mnyasta, C (Charlton) | | WCT | 1644.6 | 1639.3 | 2020 Metro Trials (U15 Boys) | 3 | 2020-03-14 | S | B | 0 | 0.3 | -0.3 | -5 | 0.29 | -0.29 | -5.8 |
