| 1655.4 | 1467.8 | 20 | 20 | De Jager, AJ (Andreas) | CM | WCT | 1769.3 | 1655.3 | Stellenberg Youth Chess Championship 2019 (Presige) | 4 | 2019-05-01 | R | B | 0 | 0.33 | -0.33 | -4 | 0.24 | -0.24 | -4.8 |
| 1566.8 | 1565 | 20 | 20 | De Jager, AJ (Andreas) | CM | WCT | 1608.7 | 1610.8 | Stellenberg Youth Chess Champs 2018 (A) | 3 | 2018-06-23 | S | W | 0 | 0.49 | -0.49 | -8.1 | 0.49 | -0.49 | -9.8 |
| 1583.8 | 1583.9 | 20 | 20 | De Jager, AJ (Andreas) | CM | WCT | 1587.1 | 1582.5 | Western Cape Schools Individuals 2018 (U15 Boys) | 6 | 2018-05-20 | S | W | 0.5 | 0.54 | -0.04 | -0.7 | 0.54 | -0.04 | -0.8 |
| 1415 | 1419.2 | 20 | 20 | De Jager, AJ (Andreas) | CM | WCT | 1577.3 | 1584.7 | 2018 WP Schools Closed Trials (U15 Boys) | 3 | 2018-03-10 | S | B | 1 | 0.27 | 0.73 | 12.1 | 0.27 | 0.73 | 14.6 |
| 1427 | 1427 | 20 | 20 | De Jager, Aj (Andreas) | CM | WP | 1647 | 1647 | Wp Schools Closed 2017 (U13 Boys) | 4 | 2017-03-11 | S | W | 0 | 0.22 | -0.22 | -3.7 | -0.22 | 0.22 | 4.4 |
| 1112 | 1112 | 20 | 20 | De Jager, Aj (Andreas) | | WP | 1525 | 1525 | Chess Wp Blitz Festival 2016 Team Blitz | 1 | 2016-10-29 | B | W | 0 | 0.07 | -0.07 | -0.3 | -0.07 | 0.07 | 1.4 |
| 1314 | 1314 | 20 | 20 | De Jager, Aj (Andreas) | | WP | 1530 | 1530 | Western Cape Schools Chess Individuals 2016 (U13 Boys) | 4 | 2016-04-30 | S | W | 1 | 0.22 | 0.78 | 12.9 | 0.78 | 0.22 | 4.4 |
| 1292 | 1292 | 20 | 20 | De Jager, Aj (Andreas) | | WP | 1564 | 1564 | Sa Junior Closed Chess Championship 2016 (U12 Boys) | 8 | 2016-03-24 | S | W | 0 | 0.17 | -0.17 | -3.4 | -0.17 | 0.17 | 3.4 |
| 1292 | 1292 | 20 | 20 | De Jager, Aj (Andreas) | | WP | 1564 | 1564 | Wp Schools Chess Trials 2016 (U13 Boys) | 3 | 2016-03-05 | S | W | 0.5 | 0.17 | 0.33 | 5.5 | 0.33 | 0.17 | 3.4 |
| 1226 | 1226 | 20 | 20 | De Jager, Aj (Andreas) | | WP | 1483 | 1483 | Steinitz Club Tournament 2015 (Open) | 6 | 2015-08-20 | S | B | 0 | 0.18 | -0.18 | -3.1 | -0.18 | 0.18 | 3.6 |
| 1251 | 1251 | 20 | 20 | De Jager, Aj (Andreas) | | WP | 1237 | 1237 | Welgemoed Chess Challenge 2015 (U12) | 5 | 2015-02-21 | R | B | 0 | 0.52 | -0.52 | -6.2 | -0.52 | 0.52 | 10.4 |
| 1007 | 1007 | 20 | 20 | De Jager, Aj (Andreas) | | WP | 1310 | 1310 | District North Individual Trials 2014 (Under12) | 4 | 2014-02-08 | S | W | 0 | 0.14 | -0.14 | -2.3 | -0.14 | 0.14 | 2.8 |
