| 1251.9 | 1261.8 | 20 | 20 | Robberts, S (Stefan Johan) | | FMB | 921.9 | 923.7 | Morris Club Challenge 2019 | 2 | 2019-02-16 | S | B | 0 | 0.84 | -0.84 | -13.9 | 0.85 | -0.85 | -17 |
| 1251.9 | 1261.8 | 20 | 20 | Robberts, S (Stefan Johan) | | FMB | 921.9 | 923.7 | Mangaung Metro Chess 1-2 February 2019 (C) | 1 | 2019-02-01 | S | W | 1 | 0.93 | 0.07 | 1.2 | 0.94 | 0.06 | 1.2 |
| 1066.6 | 1062.3 | 20 | 20 | Robberts, S (Stefan Johan) | | FMB | 749.2 | 751.8 | Free State Open 2018 (C) | 2 | 2018-08-17 | S | B | 1 | 0.83 | 0.17 | 2.9 | 0.82 | 0.18 | 3.6 |
| 721 | 721 | 20 | 20 | Robberts, S (Stefan Johan) | | FMB | 560 | 560 | Mangaung Metro Chess 28 To 29 July 2017 (D) | 5 | 2017-07-29 | S | W | 1 | 0.71 | 0.29 | 4.9 | 0.29 | 0.71 | 14.2 |
| 751 | 751 | 20 | 20 | Robberts, S (Stefan Johan) | | FMB | 510 | 510 | Mangaung Metro Chess 10 & 11 March 2017 (D) | 4 | 2017-03-11 | S | W | 1 | 0.8 | 0.2 | 3.4 | 0.2 | 0.8 | 16 |
| 759 | 759 | 20 | 20 | Robberts, S (Stefan Johan) | | FS | 582 | 582 | Free State Open 2015 (C) | 3 | 2015-08-01 | S | B | 1 | 0.73 | 0.27 | 4.5 | 0.27 | 0.73 | 14.6 |
| 716 | 716 | 20 | 20 | Robberts, S (Stefan Johan) | | FS | 579 | 579 | Free State Chess March 2015 (U12) | 2 | 2015-03-13 | S | B | 1 | 0.68 | 0.32 | 5.4 | 0.32 | 0.68 | 13.6 |
