PLAYER TOURNAMENT DETAILS
Yu Bo (David) Weng
1100117290Ethekwini (KED)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 | 5 |
| Percent | 55.6 |
| Dp | 47.2 |
| Aor | 1510.2 |
| Perform | 1557.4 |
| Penalties | 0 |
| Wins | 4 |
| Draws | 2 |
| Losses | 3 |
| White | 4 |
| Black | 5 |
| White wins | 2 |
| Black wins | 2 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 5 |
| Final Pos | 0 |
| Share Pos | 0 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1543.9 |
| K-factor | 20 |
| Score | 5 |
| Expected score | 4.81 |
| Score - Expected score | 0.19 |
| Rating +/- | 3.8 |
Analysis (Type)
| Rating | 1521.1 |
| K-factor | 20 |
| Score | 5 |
| Expected score | 4.63 |
| Score - Expected score | 0.37 |
| Rating +/- | 7.4 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2023-03-31 | Dikane, O (Oageng) | NBR | 1364.4 | 1353.7 | B | 1 | 0.67 | 0.33 | 6.6 | 0.65 | 0.35 | 7 | Yes | |
| 2 | 2023-03-31 | Jones, E (Edward) | GJM | 1469.3 | 1457.9 | B | 0.5 | 0.55 | -0.05 | -1 | 0.53 | -0.03 | -0.6 | Yes | |
| 3 | 2023-04-01 | Sathish, A (Abinavah) | GTP | 1764.7 | 1783.6 | W | 0 | 0.28 | -0.28 | -5.6 | 0.24 | -0.24 | -4.8 | Yes | |
| 4 | 2023-04-01 | Johnson, A (Ashar) | GJM | 1363.1 | 1347.6 | W | 1 | 0.75 | 0.25 | 5 | 0.74 | 0.26 | 5.2 | Yes | |
| 5 | 2023-04-02 | Yang, A (Alex) | GTP | 1629.4 | 1626.3 | B | 0 | 0.36 | -0.36 | -7.2 | 0.34 | -0.34 | -6.8 | Yes | |
| 6 | 2023-04-02 | Myburgh, Z (Zandre) | NBR | 1484.9 | 1483.9 | W | 1 | 0.61 | 0.39 | 7.8 | 0.59 | 0.41 | 8.2 | Yes | |
| 7 | 2023-04-03 | Boheim, E (Eugene) | NBR | 1471.3 | 1462.2 | B | 0.5 | 0.54 | -0.04 | -0.8 | 0.53 | -0.03 | -0.6 | Yes | |
| 8 | 2023-04-03 | Li, Z (Zhengfei) | GJM | 1641.3 | 1627.2 | W | 0 | 0.43 | -0.43 | -8.6 | 0.42 | -0.42 | -8.4 | Yes | |
| 9 | 2023-04-04 | Del Grosso, G (Gianluca Gabriele) | GE | 1403.5 | 1400.2 | B | 1 | 0.62 | 0.38 | 7.6 | 0.6 | 0.4 | 8 | Yes | |