PLAYER TOURNAMENT DETAILS
Zhengfei Li
1090099818Johannesburg Metro (GJM)Tournament details
| Tour Id | 20251024 |
| Group Id | 20251015 |
| Name | South African Junior Closed Chess Championships 2025 |
| Section | U16 Open |
| Rounds | 9 |
| Format | Swiss |
| Type | Classical |
| Start | 2025-03-31 |
| End | 2025-04-05 |
| Submitted | 2025-04-09 |
| Rated | 2025-04-09 |
| Submit age weight | 1 |
| Host | Cape Winelands (WCW) |
| Total time | 120 |
| Time weight | 1 |
| Official results | Official results |
General
| Games | 9 |
| Score | 6 |
| Percent | 66.7 |
| Dp | 141.7 |
| Aor | 1751.5 |
| Perform | 1893.1 |
| Penalties | 0 |
| Wins | 5 |
| Draws | 2 |
| Losses | 2 |
| White | 5 |
| Black | 4 |
| White wins | 2 |
| Black wins | 3 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 7 |
| Final Pos | 6 |
| Share Pos | 5 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1806.1 |
| K-factor | 20 |
| Score | 6 |
| Expected score | 5.11 |
| Score - Expected score | 0.89 |
| Rating +/- | 17.8 |
Analysis (Type)
| Rating | 1828.2 |
| K-factor | 20 |
| Score | 6 |
| Expected score | 5.35 |
| Score - Expected score | 0.65 |
| Rating +/- | 13 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-03-31 | Naidoo, J (Juan) | KED | 1551.5 | 1502.8 | B | 1 | 0.75 | 0.25 | 5 | 0.84 | 0.16 | 3.2 | Yes | |
| 2 | 2025-03-31 | Nkuzo, O (Onako) | EAL | 1675.9 | 1673.8 | W | 1 | 0.69 | 0.31 | 6.2 | 0.72 | 0.28 | 5.6 | Yes | |
| 3 | 2025-04-01 | Songo, D (Divine) | GTP | 1723.3 | 1731.2 | B | 1 | 0.55 | 0.45 | 9 | 0.57 | 0.43 | 8.6 | Yes | |
| 4 | 2025-04-01 | Felix, R (Raphael) | NBR | CM | 2009.8 | 2029.2 | W | 0.5 | 0.3 | 0.2 | 4 | 0.31 | 0.19 | 3.8 | Yes |
| 5 | 2025-04-03 | Mungal, E (Ethan) | NBR | 1723.3 | 1744.5 | B | 0 | 0.55 | -0.55 | -11 | 0.56 | -0.56 | -11.2 | Yes | |
| 6 | 2025-04-03 | Potgieter, W (Werne) | WCW | 1714.6 | 1711.7 | W | 0.5 | 0.65 | -0.15 | -3 | 0.68 | -0.18 | -3.6 | Yes | |
| 7 | 2025-04-04 | Machet, J (Jordan) | GJM | 1667.2 | 1675.7 | B | 1 | 0.62 | 0.38 | 7.6 | 0.64 | 0.36 | 7.2 | Yes | |
| 8 | 2025-04-04 | Naidoo, K (Kirthan) | GJM | 1777.2 | 1780.2 | W | 1 | 0.58 | 0.42 | 8.4 | 0.6 | 0.4 | 8 | Yes | |
| 9 | 2025-04-05 | Claassen, R (Raynier) | WEG | JM | 1920.5 | 1907.9 | W | 0 | 0.41 | -0.41 | -8.2 | 0.45 | -0.45 | -9 | Yes |