PLAYER TOURNAMENT DETAILS
Jiayi Xu
1180303499Buffalo City (EBC)Tournament details
| Tour Id | 20252470 |
| Group Id | 20252470 |
| Name | Buffalo City Chess Junior Closed 2025 |
| Section | U8 Open+Girls |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2025-08-16 |
| End | 2025-08-16 |
| Submitted | 2025-08-22 |
| Rated | 2025-08-24 |
| Submit age weight | 1 |
| Host | Buffalo City (EBC) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
General
| Games | 4 |
| Score | 1 |
| Percent | 25 |
| Dp | -212.5 |
| Aor | 1273.2 |
| Perform | 1060.7 |
| Penalties | 0 |
| Wins | 1 |
| Draws | 0 |
| Losses | 3 |
| White | 2 |
| Black | 2 |
| White wins | 0 |
| Black wins | 1 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 1 |
| Half byes | 0 |
| Rank | 5 |
| Final Pos | 7 |
| Share Pos | 7 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1218.3 |
| K-factor | 20 |
| Score | 1 |
| Expected score | 1.74 |
| Score - Expected score | -0.74 |
| Rating +/- | -12.3 |
Analysis (Type)
| Rating | 1219.3 |
| K-factor | 20 |
| Score | 1 |
| Expected score | 1.78 |
| Score - Expected score | -0.78 |
| Rating +/- | -15.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-08-16 | Khonza, M (Melothando Lisokuhle) | EAL | 1190.5 | 1188.5 | B | 1 | 0.49 | 0.51 | 8.5 | 0.49 | 0.51 | 10.2 | Yes | |
| 2 | 2025-08-16 | Weng, J (Junjie) | EBC | 1525.3 | 1507.3 | W | 0 | 0.18 | -0.18 | -3 | 0.21 | -0.21 | -4.2 | Yes | |
| 3 | 2025-08-16 | Coetzee, N (Niki) | EBC | 1177.2 | 1169.7 | B | 0 | 0.51 | -0.51 | -8.5 | 0.52 | -0.52 | -10.4 | Yes | |
| 4 | 2025-08-16 | Mgudlwa, O (Okuhle) | EBC | 1199.7 | 1199.6 | W | 0 | 0.56 | -0.56 | -9.3 | 0.56 | -0.56 | -11.2 | Yes | |
| 5 | 2025-08-16 | 0 | 0 | Y | 1 | 0 | 0 | 0 | 0 | 0 | 0 | No (Bye) | |||