| 1402.7 | 1399.2 | 20 | 20 | Mahlangu, NP (Nkosinathi Phillip) | | GTP | 1391 | 1391.1 | 2025 KSNG Open (C) | 5 | 2025-02-22 | S | B | 1 | 0.47 | 0.53 | 8.8 | 0.47 | 0.53 | 10.6 |
| 1419.7 | 1410.2 | 20 | 20 | Mahlangu, NP (Nkosinathi Phillip) | | GTP | 1330.8 | 1319.3 | 2024 Milos Ristic Open Chess Tournament (U16) | 1 | 2024-04-27 | S | W | 1 | 0.65 | 0.35 | 5.8 | 0.65 | 0.35 | 7 |
| 1338.4 | 1327.8 | 20 | 20 | Mahlangu, NP (Nkosinathi Phillip) | | GTP | 1316.8 | 1279.3 | 2024 Gauteng Inter-Region Chess Championship (U16C) | 2 | 2024-01-13 | S | B | 1 | 0.48 | 0.52 | 9.8 | 0.51 | 0.49 | 9.8 |
| 1487.6 | 1480.6 | 20 | 20 | Mahlangu, NP (Nkosinathi Phillip) | | GTP | 1301.9 | 1297.3 | 2023 Etienne Lewis Closed Tournament (U16) | 3 | 2023-08-26 | S | W | 1 | 0.76 | 0.24 | 4.5 | 0.76 | 0.24 | 4.8 |
| 1236.9 | 1173.1 | 20 | 20 | Mahlangu, NP (Nkosinathi Phillip) | | GTP | 1204.1 | 1190.4 | 2023 Piet Robbertse Fide Rated Open Chess Tournament (C) | 5 | 2023-02-05 | S | B | 0.5 | 0.5 | 0 | 0 | 0.44 | 0.06 | 1.2 |
