PLAYER TOURNAMENT DETAILS
Joharina Steyn
2040313792 (NAM)Tournament details
| Tour Id | 20253801 |
| Group Id | 20253800 |
| Name | USSA Chess Championships 2025 |
| Section | Ladies |
| Rounds | 9 |
| Format | Swiss |
| Type | Classical |
| Start | 2025-12-01 |
| End | 2025-12-05 |
| Submitted | 2025-12-24 |
| Rated | 2025-12-24 |
| Submit age weight | 1 |
| Host | Johannesburg Metro (GJM) |
| Total time | 120 |
| Time weight | 1 |
| Official results | Official results |
General
| Games | 9 |
| Score | 4.5 |
| Percent | 50 |
| Dp | 0 |
| Aor | 1175.9 |
| Perform | 1175.9 |
| Penalties | 0 |
| Wins | 4 |
| Draws | 1 |
| Losses | 4 |
| White | 5 |
| Black | 4 |
| White wins | 2 |
| Black wins | 2 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 51 |
| Final Pos | 51 |
| Share Pos | 49 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1219.6 |
| K-factor | 20 |
| Score | 4.5 |
| Expected score | 4.91 |
| Score - Expected score | -0.41 |
| Rating +/- | -8.2 |
Analysis (Type)
| Rating | 1217.2 |
| K-factor | 20 |
| Score | 4.5 |
| Expected score | 4.98 |
| Score - Expected score | -0.48 |
| Rating +/- | -9.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-12-01 | Reddy, D (Drianca) | ENM | 1142.9 | 1150.6 | W | 0 | 0.63 | -0.63 | -12.6 | 0.62 | -0.62 | -12.4 | Yes | |
| 2 | 2025-12-01 | Mbele, L (Lindokuhle) | GJM | 1154.1 | 1146.2 | B | 1 | 0.53 | 0.47 | 9.4 | 0.54 | 0.46 | 9.2 | Yes | |
| 3 | 2025-12-02 | Mokhothu, P (Palesa) | EAL | WRM | 1199.2 | 1195.4 | W | 1 | 0.57 | 0.43 | 8.6 | 0.57 | 0.43 | 8.6 | Yes |
| 4 | 2025-12-02 | Tsotetsi, M (Mercy) | FMB | 680.1 | 714.8 | B | 1 | 0.99 | 0.01 | 0.2 | 0.99 | 0.01 | 0.2 | Yes | |
| 5 | 2025-12-03 | Mahuma, T (Tshegofatso) | GTP | 1517.6 | 1512.9 | B | 0 | 0.11 | -0.11 | -2.2 | 0.11 | -0.11 | -2.2 | Yes | |
| 6 | 2025-12-04 | Majola, N (Nokubonga) | KED | 1220.4 | 1229.7 | W | 1 | 0.54 | 0.46 | 9.2 | 0.53 | 0.47 | 9.4 | Yes | |
| 7 | 2025-12-04 | Zulu, S (Sinobom) | NCF | 1365.2 | 1364.8 | B | 0 | 0.29 | -0.29 | -5.8 | 0.29 | -0.29 | -5.8 | Yes | |
| 8 | 2025-12-05 | Sibiya, S (Sikhona) | KED | 1116 | 1057.9 | W | 0 | 0.66 | -0.66 | -13.2 | 0.73 | -0.73 | -14.6 | Yes | |
| 9 | 2025-12-05 | Forosi, S (Siphosihle) | EAL | 1187.3 | 1162.2 | W | 0.5 | 0.58 | -0.08 | -1.6 | 0.61 | -0.11 | -2.2 | Yes | |