| 2003.6 | 1998.9 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2159.8 | 2219.2 | Chess Power House May Open 2024 (A) | 2 | 2024-05-25 | S | D | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2036.9 | 2031.5 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2229.7 | 2310.1 | 2024 Gauteng Inter-Region Chess Championship (Adult A) | 2 | 2024-01-13 | S | W | 0.5 | 0.32 | 0.18 | 3.4 | 0.22 | 0.28 | 5.6 |
| 1967.4 | 1967.8 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2156.2 | 2163.3 | 2023 UCC Durban Open (A) | 4 | 2023-10-29 | S | B | 0.5 | 0.24 | 0.26 | 4.4 | 0.23 | 0.27 | 5.4 |
| 2015.2 | 2026.8 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2136.3 | 2136.6 | CPH March FIDE RR 2023 (A) | 1 | 2023-03-25 | S | W | 1 | 0.4 | 0.6 | 11.3 | 0.41 | 0.59 | 11.8 |
| 2086.2 | 2100.9 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2203.2 | 2198.4 | 2020 Constantiapark Open Chess Tournament (A) | 2 | 2020-02-08 | S | W | 0 | 0.41 | -0.41 | -6.8 | 0.43 | -0.43 | -8.6 |
| 2109.5 | 2118.3 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2209.5 | 2202.2 | 2019 Inter Region Chess Championships | 4 | 2020-01-10 | S | W | 0 | 0.43 | -0.43 | -8.6 | 0.44 | -0.44 | -8.8 |
| 2094.5 | 2090 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2242.3 | 2234.5 | 2019 Mid-Gauteng Open (A) | 4 | 2019-08-17 | S | W | 0.5 | 0.37 | 0.13 | 2.2 | 0.37 | 0.13 | 2.6 |
| 2094.5 | 2090 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2242.3 | 2234.5 | Chess Power House 2019 (A) | 5 | 2019-08-30 | S | B | 0.5 | 0.29 | 0.21 | 3.9 | 0.29 | 0.21 | 4.2 |
| 2115.2 | 2101.4 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2264.4 | 2230.3 | South African Open Chess Championships 2019 (A) | 7 | 2019-06-20 | S | W | 0 | 0.37 | -0.37 | -7.4 | 0.39 | -0.39 | -7.8 |
| 2077.9 | 2074.6 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2258.3 | 2250 | Primrose Chess Club Open 2019 (A) | 4 | 2019-04-13 | S | W | 0 | 0.33 | -0.33 | -5.5 | 0.34 | -0.34 | -6.8 |
| 2095.7 | 2095.8 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2252.9 | 2242.6 | 2019 Ethekwini Open (A) | 5 | 2019-03-31 | S | W | 0 | 0.36 | -0.36 | -6 | 0.37 | -0.37 | -7.4 |
| 2090.2 | 2085.6 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2271.8 | 2264.5 | 2019 Blou Bul (A) | 5 | 2019-02-16 | S | B | 0.5 | 0.25 | 0.25 | 4.1 | 0.25 | 0.25 | 5 |
| 2086.8 | 2092 | 20 | 20 | Mabusela, JM (Johannes) | IM | GTP | 2318.5 | 2321.3 | 2018 Youth Day Open | 5 | 2018-06-16 | S | B | 0.5 | 0.19 | 0.31 | 5.1 | 0.19 | 0.31 | 6.2 |
| 1973 | 1973 | 20 | 20 | Mabusela, Jm (Johannes) | IM | GTP | 2222 | 2222 | Jcc St Johns Open 2016 (Open) | 3 | 2016-09-25 | S | B | 0.5 | 0.19 | 0.31 | 5.1 | 0.31 | 0.19 | 3.8 |
| 1978 | 1978 | 20 | 20 | Mabusela, Jm (Johannes) | IM | GM | 2286 | 2286 | Mid-Gauteng Open 2012 Section A | 3 | 2012-06-16 | S | W | 0 | 0.17 | -0.17 | -2.8 | -0.17 | 0.17 | 3.4 |
