| 1303.3 | 1298.6 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 1267.4 | 1264.6 | Eureka LSEN Skaak/Chess 2019 (A) | 4 | 2019-10-09 | S | B | 0 | 0.5 | -0.5 | -8.3 | 0.5 | -0.5 | -10 |
| 1096.7 | 1094 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 1213.3 | 1200.2 | Eureka Chess Open 2019 (C) | 2 | 2019-07-27 | S | W | 1 | 0.41 | 0.59 | 9.8 | 0.42 | 0.58 | 11.6 |
| 997.8 | 984.9 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 922.7 | 921.4 | Fonteine Open 2018 (LSEN) | 3 | 2018-10-13 | S | W | 1 | 0.63 | 0.37 | 6.1 | 0.62 | 0.38 | 7.6 |
| 1034.3 | 1026.5 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 925 | 923.8 | Eureka Chess Open 2018 (A) | 4 | 2018-09-29 | S | B | 0 | 0.59 | -0.59 | -9.8 | 0.58 | -0.58 | -11.6 |
| 1006 | 980 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 777.8 | 808.2 | Broadland`s Knights Chess Open 2018 (LSEN) | 4 | 2018-06-16 | S | B | 0 | 0.72 | -0.72 | -12 | 0.66 | -0.66 | -13.2 |
| 783 | 783 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 539 | 539 | Laer Volkskool Open Tournament 2017 (G - Lsen) | 5 | 2017-08-19 | S | W | 1 | 0.8 | 0.2 | 3.3 | 0.2 | 0.8 | 16 |
| 737 | 737 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 570 | 570 | Sasolburg Ope 2017 (A+B) | 2 | 2017-06-03 | S | W | 1 | 0.72 | 0.28 | 4.6 | 0.28 | 0.72 | 14.4 |
| 758 | 758 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 500 | 500 | Carels Open Chess Tournament 2017 (E-Lsen) | 4 | 2017-03-04 | S | B | 1 | 0.82 | 0.18 | 3 | 0.18 | 0.82 | 16.4 |
| 684 | 684 | 20 | 20 | Diedericks, C (Christiaan) | | GSV | 500 | 500 | Heidelberg Chess Club Open Tournament 2017 (E - Lsen) | 5 | 2017-02-25 | S | W | 1 | 0.74 | 0.26 | 4.3 | 0.26 | 0.74 | 14.8 |