PLAYER TOURNAMENT DETAILS
Leon Shai
1020103174Sedibeng (GSV)Tournament details
| Tour Id | 20253802 |
| Group Id | 20253800 |
| Name | USSA Chess Championships 2025 |
| Section | Open |
| 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 | 7 |
| Percent | 77.8 |
| Dp | 236.1 |
| Aor | 1693.9 |
| Perform | 1930 |
| Penalties | 0 |
| Wins | 6 |
| Draws | 2 |
| Losses | 1 |
| White | 4 |
| Black | 5 |
| White wins | 3 |
| Black wins | 3 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 29 |
| Final Pos | 6 |
| Share Pos | 4 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1669 |
| K-factor | 20 |
| Score | 7 |
| Expected score | 4.2 |
| Score - Expected score | 2.8 |
| Rating +/- | 56 |
Analysis (Type)
| Rating | 1691 |
| K-factor | 20 |
| Score | 7 |
| Expected score | 4.53 |
| Score - Expected score | 2.47 |
| Rating +/- | 49.4 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-12-01 | Temeku, O (Omphemetse) | GSV | 1268.6 | 1280.1 | B | 1 | 0.92 | 0.08 | 1.6 | 0.94 | 0.06 | 1.2 | Yes | |
| 2 | 2025-12-01 | Ramasindi, R (Raphadu) | EAL | 1482.5 | 1473.7 | W | 1 | 0.76 | 0.24 | 4.8 | 0.79 | 0.21 | 4.2 | Yes | |
| 3 | 2025-12-02 | Mathye, S (Samuel) | GTP | 1595.9 | 1584.6 | B | 1 | 0.54 | 0.46 | 9.2 | 0.58 | 0.42 | 8.4 | Yes | |
| 4 | 2025-12-02 | Makhetha, L (Laviens) | WCT | 1855.5 | 1800.9 | W | 1 | 0.32 | 0.68 | 13.6 | 0.41 | 0.59 | 11.8 | Yes | |
| 5 | 2025-12-03 | Smit, D (Devon) | GTP | RM | 2040.8 | 2037.1 | B | 0.5 | 0.03 | 0.47 | 9.4 | 0.06 | 0.44 | 8.8 | Yes |
| 6 | 2025-12-04 | Waguta, B (Brooklyn) | WCT | 1789.6 | 1822.6 | W | 1 | 0.4 | 0.6 | 12 | 0.39 | 0.61 | 12.2 | Yes | |
| 7 | 2025-12-04 | Mankga, T (Thabang) | NBR | 1914.4 | 1903.2 | B | 0.5 | 0.17 | 0.33 | 6.6 | 0.21 | 0.29 | 5.8 | Yes | |
| 8 | 2025-12-05 | Masinga, A (Ayanda) | KED | 1702.7 | 1665.2 | W | 0 | 0.5 | -0.5 | -10 | 0.57 | -0.57 | -11.4 | Yes | |
| 9 | 2025-12-05 | Makhura, K (Karabo) | LCP | 1594.8 | 1587.7 | B | 1 | 0.54 | 0.46 | 9.2 | 0.58 | 0.42 | 8.4 | Yes | |