PLAYER TOURNAMENT DETAILS
Olebogeng Jonas
199054844Xhariep (FXT)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 | 5 |
| Percent | 55.6 |
| Dp | 47.2 |
| Aor | 1412.1 |
| Perform | 1459.3 |
| Penalties | 0 |
| Wins | 5 |
| Draws | 0 |
| Losses | 4 |
| White | 5 |
| Black | 4 |
| White wins | 3 |
| Black wins | 2 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 146 |
| Final Pos | 61 |
| Share Pos | 56 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1272.6 |
| K-factor | 20 |
| Score | 5 |
| Expected score | 3.35 |
| Score - Expected score | 1.65 |
| Rating +/- | 33 |
Analysis (Type)
| Rating | 1275.8 |
| K-factor | 20 |
| Score | 5 |
| Expected score | 3.44 |
| Score - Expected score | 1.56 |
| Rating +/- | 31.2 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-12-01 | Gounder, R (Rowan) | NBR | 1921.8 | 1934.1 | W | 0 | 0.01 | -0.01 | -0.2 | 0.01 | -0.01 | -0.2 | Yes | |
| 2 | 2025-12-01 | Dayimani, N (Nkosinathi) | FMB | 1200 | 1200 | B | 1 | 0.54 | 0.46 | 9.2 | 0.55 | 0.45 | 9 | Yes | |
| 3 | 2025-12-02 | Masoka, L (Lwando) | WCT | 1775.6 | 1828.9 | W | 0 | 0.01 | -0.01 | -0.2 | 0.01 | -0.01 | -0.2 | Yes | |
| 4 | 2025-12-02 | Mapheto, W (Wiseman) | WCT | 1200 | 1200 | B | 0 | 0.54 | -0.54 | -10.8 | 0.55 | -0.55 | -11 | Yes | |
| 5 | 2025-12-03 | Mohlakoana, L (Lenohang Victor) | CSA | 1234.7 | 1234.5 | W | 1 | 0.59 | 0.41 | 8.2 | 0.59 | 0.41 | 8.2 | Yes | |
| 6 | 2025-12-04 | Summer, M (Masilo) | GSV | 1348.9 | 1363.3 | B | 0 | 0.37 | -0.37 | -7.4 | 0.36 | -0.36 | -7.2 | Yes | |
| 7 | 2025-12-04 | Mfusi, M (Minenhle Njabulo) | GJM | 1230.7 | 1238 | W | 1 | 0.59 | 0.41 | 8.2 | 0.59 | 0.41 | 8.2 | Yes | |
| 8 | 2025-12-05 | Ngwenya, B (Brilliant) | MEN | 1469 | 1465.2 | B | 1 | 0.23 | 0.77 | 15.4 | 0.24 | 0.76 | 15.2 | Yes | |
| 9 | 2025-12-05 | Mathivha, I (Israel) | WCT | 1328 | 1254.6 | W | 1 | 0.48 | 0.52 | 10.4 | 0.57 | 0.43 | 8.6 | Yes | |