| 2045.1 | 1637.3 | 20 | 20 | Yan, W (Weilun) | JNM | KIK | 1949.6 | 1692.2 | 2025 KZN Provincial Trials (U18) | 5 | 2025-09-06 | R | B | 0.5 | 0.57 | -0.07 | -0.8 | 0.39 | 0.11 | 2.2 |
| 1915 | 1919.5 | 20 | 20 | Yan, W (Weilun) | | KIK | 1870.4 | 1882.7 | 2024 KZN Schools District Selections (U18 Boys) | 4 | 2024-09-14 | S | B | 0.5 | 0.51 | -0.01 | -0.2 | 0.5 | 0 | 0 |
| 1892.5 | 1892.3 | 20 | 20 | Yan, W (Weilun) | | KIK | 1940.5 | 1956.4 | South African Junior Closed Chess Championship 2024 (U16 Open) | 1 | 2024-04-27 | S | W | 1 | 0.49 | 0.51 | 10.2 | 0.47 | 0.53 | 10.6 |
| 1888.9 | 1886.1 | 20 | 20 | Yan, W (Weilun) | | KIK | 1933.3 | 1948.3 | 2024 Ethekwini Open (A) | 6 | 2024-04-21 | S | B | 0 | 0.41 | -0.41 | -6.8 | 0.39 | -0.39 | -7.8 |
| 1782 | 1492.8 | 20 | 20 | Yan, W (Weilun) | | KIK | 1617.2 | 1364.4 | 2023 USSA Championships (Blitz) | 4 | 2023-12-06 | B | B | 0 | 0.65 | -0.65 | -2.3 | 0.61 | -0.61 | -12.2 |
| 1770 | 1772.6 | 20 | 20 | Yan, W (Weilun) | | KIK | 1657.6 | 1642.4 | ILembe Youth Trials (II) | 4 | 2023-05-13 | S | B | 0.5 | 0.59 | -0.09 | -1.5 | 0.61 | -0.11 | -2.2 |
| 1813.9 | 1817.7 | 20 | 20 | Yan, W (Weilun) | | KIK | 1620.6 | 1598.2 | 2023 South African Junior Closed Chess Championships (U16 Open) | 3 | 2023-04-01 | S | W | 0 | 0.77 | -0.77 | -15.4 | 0.8 | -0.8 | -16 |
| 1752.2 | 1760.4 | 20 | 20 | Yan, W (Weilun) | | KIK | 1624.2 | 1617.6 | Durban Trials Selection 2022 | 6 | 2022-10-16 | S | B | 0 | 0.61 | -0.61 | -10.1 | 0.62 | -0.62 | -12.4 |
| 1722 | 1732.4 | 20 | 20 | Yan, W (Weilun) | | KIK | 1597.6 | 1582.9 | ILembe Age Group Tournament 2022 (U16+U18) | 4 | 2022-09-29 | S | B | 1 | 0.6 | 0.4 | 6.6 | 0.63 | 0.37 | 7.4 |
| 1696.3 | 1452.5 | 20 | 20 | Yan, W (Weilun) | | KIK | 1624.4 | 1364.6 | Umhlali Preparatory Rapid 2022 (High School) | 5 | 2022-05-14 | R | W | 0.5 | 0.63 | -0.13 | -1.2 | 0.64 | -0.14 | -2.8 |
| 1665 | 1679.7 | 20 | 20 | Yan, W (Weilun) | | KIK | 1579.4 | 1592 | Ilembe Youth Trials 2022 (U20) | 5 | 2022-04-23 | S | B | 1 | 0.56 | 0.44 | 7.3 | 0.56 | 0.44 | 8.8 |
| 1665 | 1679.7 | 20 | 20 | Yan, W (Weilun) | | KIK | 1579.4 | 1592 | South African Junior Closed Chess Championships 2022 (U14 Open) | 6 | 2022-03-30 | S | B | 0.5 | 0.56 | -0.06 | -1.2 | 0.56 | -0.06 | -1.2 |
| 1602.7 | 1618.7 | 20 | 20 | Yan, W (Weilun) | | KIK | 1595.3 | 1497.4 | 2022 ECA 1st Youth Trials (U16) | 4 | 2022-03-06 | S | W | 1 | 0.55 | 0.45 | 7.5 | 0.68 | 0.32 | 6.4 |
| 1595.7 | 1621.8 | 20 | 20 | Yan, W (Weilun) | | KIK | 1484.8 | 1366.6 | Nobel Peace Prize 2022 (A) | 5 | 2022-02-12 | S | B | 0.5 | 0.59 | -0.09 | -1.5 | 0.76 | -0.26 | -5.2 |
| 1595.7 | 1442.9 | 20 | 20 | Yan, W (Weilun) | | KIK | 1484.8 | 1326.4 | Ashton Ballito Championship 2022 (A) | 5 | 2022-02-19 | R | B | 0.5 | 0.59 | -0.09 | -0.8 | 0.59 | -0.09 | -1.8 |
| 1638.6 | 1447.4 | 20 | 20 | Yan, W (Weilun) | | KIK | 1524.5 | 1340.1 | Umhlanga Rapid 2021 (A) | 6 | 2021-12-04 | R | B | 0.5 | 0.59 | -0.09 | -1 | 0.58 | -0.08 | -1.6 |
| 1644.1 | 1462.1 | 20 | 20 | Yan, W (Weilun) | | KIK | 1361.9 | 1271.3 | Kwadukuza Summer Challenge 2021 (A) | 4 | 2021-11-20 | R | W | 0.5 | 0.87 | -0.37 | -3.5 | 0.76 | -0.26 | -5.2 |
| 1646.8 | 1652.6 | 20 | 20 | Yan, W (Weilun) | | KIK | 1232.2 | 1200 | 2021 KZN Schools Selection All Districts (Open) | 7 | 2021-10-24 | S | B | 1 | 0.94 | 0.06 | 1 | 0.99 | 0.01 | 0.2 |
| 1646.8 | 1428.8 | 20 | 20 | Yan, W (Weilun) | | KIK | 1232.2 | 1222 | 2021 Cluster Championship Umlazi, Ilembe & Pinetown (Open) | 5 | 2021-10-09 | R | B | 1 | 0.94 | 0.06 | 0.6 | 0.7 | 0.3 | 6 |
