PLAYER TOURNAMENT DETAILS
Zhengfei Li
1090099818Johannesburg Metro (GJM)Tournament details
| Tour Id | 20230680 |
| Group Id | 20230673 |
| Name | 2023 South African Junior Closed Chess Championships |
| Section | U14 Open |
| Rounds | 9 |
| Format | Swiss |
| Type | Classical |
| Start | 2023-03-31 |
| End | 2023-04-04 |
| Submitted | 2023-04-05 |
| Rated | 2023-04-05 |
| Submit age weight | 1 |
| Host | Chess South Africa (CSA) |
| Total time | 120 |
| Time weight | 1 |
| Official results | Official results |
General
| Games | 9 |
| Score | 8 |
| Percent | 88.9 |
| Dp | 330.6 |
| Aor | 1525.5 |
| Perform | 1856 |
| Penalties | 0 |
| Wins | 7 |
| Draws | 2 |
| Losses | 0 |
| White | 5 |
| Black | 4 |
| White wins | 4 |
| Black wins | 3 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 2 |
| Final Pos | 0 |
| Share Pos | 0 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1641.3 |
| K-factor | 20 |
| Score | 8 |
| Expected score | 5.76 |
| Score - Expected score | 2.24 |
| Rating +/- | 44.8 |
Analysis (Type)
| Rating | 1627.2 |
| K-factor | 20 |
| Score | 8 |
| Expected score | 5.66 |
| Score - Expected score | 2.34 |
| Rating +/- | 46.8 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2023-03-31 | Cressey, RJ (Ryelee Jordan) | EBC | 1483 | 1473.6 | W | 1 | 0.73 | 0.27 | 5.4 | 0.72 | 0.28 | 5.6 | Yes | |
| 2 | 2023-03-31 | Byliefeldt, L (Leroux) | NBR | 1546.2 | 1554.5 | B | 1 | 0.57 | 0.43 | 8.6 | 0.54 | 0.46 | 9.2 | Yes | |
| 3 | 2023-04-01 | Gounder, A (Arun) | GTP | 1428.8 | 1415.3 | W | 1 | 0.79 | 0.21 | 4.2 | 0.79 | 0.21 | 4.2 | Yes | |
| 4 | 2023-04-01 | Boheim, E (Eugene) | NBR | 1471.3 | 1462.2 | B | 0.5 | 0.66 | -0.16 | -3.2 | 0.65 | -0.15 | -3 | Yes | |
| 5 | 2023-04-02 | Kutchoukov, I (Ivan) | GTP | 1392.6 | 1386.6 | B | 1 | 0.75 | 0.25 | 5 | 0.74 | 0.26 | 5.2 | Yes | |
| 6 | 2023-04-02 | Yang, A (Alex) | GTP | 1629.4 | 1626.3 | W | 1 | 0.56 | 0.44 | 8.8 | 0.54 | 0.46 | 9.2 | Yes | |
| 7 | 2023-04-03 | Sathish, A (Abinavah) | GTP | 1764.7 | 1783.6 | W | 0.5 | 0.4 | 0.1 | 2 | 0.36 | 0.14 | 2.8 | Yes | |
| 8 | 2023-04-03 | Weng, Y (Yu Bo (David)) | GJM | 1543.9 | 1521.1 | B | 1 | 0.57 | 0.43 | 8.6 | 0.58 | 0.42 | 8.4 | Yes | |
| 9 | 2023-04-04 | Jones, E (Edward) | GJM | 1469.3 | 1457.9 | W | 1 | 0.74 | 0.26 | 5.2 | 0.74 | 0.26 | 5.2 | Yes | |