PLAYER TOURNAMENT DETAILS
Petrus Wessel Le Roux Niemann
183027714Ekurhuleni (GE)Tournament details
| Tour Id | 20251978 |
| Group Id | 20251967 |
| Name | South African Open 2025 |
| Section | B |
| Rounds | 11 |
| Format | Swiss |
| Type | Classical |
| Start | 2025-06-28 |
| End | 2025-07-05 |
| Submitted | 2025-07-06 |
| Rated | 2025-07-06 |
| Submit age weight | 1 |
| Host | Johannesburg Metro (GJM) |
| Total time | 120 |
| Time weight | 1 |
| Official results | Official results |
General
| Games | 11 |
| Score | 6 |
| Percent | 54.5 |
| Dp | 38.6 |
| Aor | 1592.2 |
| Perform | 1630.8 |
| Penalties | 0 |
| Wins | 6 |
| Draws | 0 |
| Losses | 5 |
| White | 6 |
| Black | 5 |
| White wins | 3 |
| Black wins | 3 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 121 |
| Final Pos | 70 |
| Share Pos | 59 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1437.5 |
| K-factor | 20 |
| Score | 6 |
| Expected score | 3.56 |
| Score - Expected score | 2.44 |
| Rating +/- | 48.8 |
Analysis (Type)
| Rating | 1419.9 |
| K-factor | 20 |
| Score | 6 |
| Expected score | 3.4 |
| Score - Expected score | 2.6 |
| Rating +/- | 52 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-06-28 | Manana, KN (Kenneth) | MEN | 1788.3 | 1807.9 | B | 0 | 0.05 | -0.05 | -1 | 0.01 | -0.01 | -0.2 | Yes | |
| 2 | 2025-06-28 | Dzapasi, V (Vincent) | GJM | 1200 | 1200 | W | 1 | 0.82 | 0.18 | 3.6 | 0.8 | 0.2 | 4 | Yes | |
| 3 | 2025-06-29 | Pienaar, LA (Amadeus Leonard) | MGS | 1541.5 | 1553.3 | B | 1 | 0.34 | 0.66 | 13.2 | 0.3 | 0.7 | 14 | Yes | |
| 4 | 2025-06-29 | Ngcongo, N (Nkululeko) | KED | 1629 | 1641.6 | W | 0 | 0.32 | -0.32 | -6.4 | 0.28 | -0.28 | -5.6 | Yes | |
| 5 | 2025-06-30 | Ranoto, T (Tumelo) | WCT | 1572.6 | 1564.7 | W | 0 | 0.38 | -0.38 | -7.6 | 0.37 | -0.37 | -7.4 | Yes | |
| 6 | 2025-07-01 | Mann, I (Iowan) | NBR | 1636.4 | 1652.8 | B | 1 | 0.23 | 0.77 | 15.4 | 0.19 | 0.81 | 16.2 | Yes | |
| 7 | 2025-07-02 | Schutte, R (Rico) | GTP | 1572.9 | 1582.7 | W | 1 | 0.38 | 0.62 | 12.4 | 0.35 | 0.65 | 13 | Yes | |
| 8 | 2025-07-03 | Soke, S (Simthande) | GJM | 1594.7 | 1475.3 | B | 1 | 0.28 | 0.72 | 14.4 | 0.39 | 0.61 | 12.2 | Yes | |
| 9 | 2025-07-04 | Severin, M (Martin) | LCP | 1649.8 | 1656.2 | W | 0 | 0.29 | -0.29 | -5.8 | 0.27 | -0.27 | -5.4 | Yes | |
| 10 | 2025-07-04 | Van Meersbergen, E (Ettienne) | GTP | 1735.9 | 1737.2 | B | 0 | 0.11 | -0.11 | -2.2 | 0.09 | -0.09 | -1.8 | Yes | |
| 11 | 2025-07-05 | Gemmell, Z (Zac) | GJM | 1592.9 | 1589 | W | 1 | 0.36 | 0.64 | 12.8 | 0.34 | 0.66 | 13.2 | Yes | |