| 1668.9 | 1676.4 | 20 | 20 | Felix, E (Ethon) | | WCT | 1751.7 | 1757.5 | Western Cape Schools Individuals 2019 (U18 Boys) | 4 | 2019-05-04 | S | B | 0 | 0.36 | -0.36 | -6 | 0.36 | -0.36 | -7.2 |
| 1561.4 | 1567.6 | 20 | 20 | Felix, E (Ethon) | | WCT | 1744.3 | 1741.5 | Metro School Chess Closed Individual Trials 2019 (U18 Boys) | 4 | 2019-03-02 | S | W | 0.5 | 0.33 | 0.17 | 2.8 | 0.34 | 0.16 | 3.2 |
| 1561.4 | 1567.6 | 20 | 20 | Felix, E (Ethon) | | WCT | 1744.3 | 1741.5 | 2019 South African Junior Closed Chess Championship (U16 Open) | 5 | 2019-03-19 | S | W | 0.5 | 0.33 | 0.17 | 3.4 | 0.34 | 0.16 | 3.2 |
| 1550.5 | 1554.5 | 20 | 20 | Felix, E (Ethon) | | WCT | 1748.3 | 1746 | 2019 Metro-East District Schools Trials (U18) | 6 | 2019-02-02 | S | W | 0.5 | 0.31 | 0.19 | 3.2 | 0.32 | 0.18 | 3.6 |
| 1460.4 | 1440.9 | 20 | 20 | Felix, E (Ethon) | | WCT | 1631.1 | 1632.6 | 2018 South African Junior Closed Chess Championships (U16 Open) | 10 | 2018-04-06 | S | W | 0 | 0.34 | -0.34 | -6.8 | 0.32 | -0.32 | -6.4 |
| 1507.1 | 1446.6 | 20 | 20 | Felix, E (Ethon) | | WCT | 1576.6 | 1576.6 | District East Schools Chess Open Trials 2018 (U15) | 6 | 2018-02-03 | S | B | 0 | 0.38 | -0.38 | -6.3 | 0.31 | -0.31 | -6.2 |
| 1311 | 1311 | 20 | 20 | Felix, E (Ethon) | | WP | 1498 | 1498 | 2017 Western Province Closed (C) | 2 | 2017-11-04 | S | W | 0 | 0.26 | -0.26 | -4.5 | -0.26 | 0.26 | 5.2 |
| 1320 | 1320 | 20 | 20 | Felix, E (Ethon) | | WP | 1361 | 1361 | Brackenfell High Youth Chess Tournament 2017 (A) | 4 | 2017-09-09 | S | W | 1 | 0.44 | 0.56 | 9.3 | 0.56 | 0.44 | 8.8 |
| 1328 | 1328 | 20 | 20 | Felix, E (Ethon) | | WP | 1338 | 1338 | Kleinmond Chess Festival 2017 (A) | 3 | 2017-08-19 | S | W | 0 | 0.49 | -0.49 | -8.1 | -0.49 | 0.49 | 9.8 |
