PLAYER TOURNAMENT DETAILS
Chengyan Ma
108076744Cape Town (WCT)Tournament details
| Tour Id | 20190383 |
| Group Id | 20190382 |
| Name | Welgemoed Chess Challenge 2019 |
| Section | U12 |
| Rounds | 5 |
| Format | Swiss |
| Type | Rapid |
| Start | 2019-02-23 |
| End | 2019-02-23 |
| Submitted | 2019-02-23 |
| Rated | 2019-02-23 |
| Submit age weight | 1 |
| Host | Cape Town (WCT) |
| Total time | 30 |
| Time weight | 0.604 |
| Official results | Official results |
General
| Games | 5 |
| Score | 4 |
| Percent | 80 |
| Dp | 255 |
| Aor | 1125.5 |
| Perform | 1380.5 |
| Penalties | 0 |
| Wins | 4 |
| Draws | 0 |
| Losses | 1 |
| White | 3 |
| Black | 2 |
| White wins | 2 |
| Black wins | 2 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 80 |
| Final Pos | 9 |
| Share Pos | 5 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 904.7 |
| K-factor | 20 |
| Score | 4 |
| Expected score | 1.37 |
| Score - Expected score | 2.63 |
| Rating +/- | 31.8 |
Analysis (Type)
| Rating | 910 |
| K-factor | 20 |
| Score | 4 |
| Expected score | 1.48 |
| Score - Expected score | 2.52 |
| Rating +/- | 50.4 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2019-02-23 | Selzer, A (Alexia) | WCT | 1153.2 | 1200 | W | 1 | 0.25 | 0.75 | 9 | 0.2 | 0.8 | 16 | Yes | |
| 2 | 2019-02-23 | Viljoen, W (Wynand) | WCU | 613.6 | 500 | B | 1 | 0.8 | 0.2 | 2.4 | 0.94 | 0.06 | 1.2 | Yes | |
| 3 | 2019-02-23 | Baruch, L (Liam) | WCT | CM | 1460.7 | 1365.1 | W | 0 | 0.01 | -0.01 | -0.1 | 0.01 | -0.01 | -0.2 | Yes |
| 4 | 2019-02-23 | Booi, S (Sipho) | WCT | 1200 | 1200 | B | 1 | 0.11 | 0.89 | 10.7 | 0.12 | 0.88 | 17.6 | Yes | |
| 5 | 2019-02-23 | Yi, M (Meiyao) | WCT | 1200 | 1200 | W | 1 | 0.2 | 0.8 | 9.6 | 0.2 | 0.8 | 16 | Yes | |