PLAYER TOURNAMENT DETAILS
David Elvin
1080119822Johannesburg Metro (GJM)Tournament details
| Tour Id | 20232323 |
| Group Id | 20232320 |
| Name | Africawide Chess Championship 2023 |
| Section | Open |
| Rounds | 7 |
| Format | Swiss |
| Type | Standard |
| Start | 2023-11-03 |
| End | 2023-11-05 |
| Submitted | 2023-12-03 |
| Rated | 2023-11-30 |
| Submit age weight | 1 |
| Host | Johannesburg Metro (GJM) |
| Total time | 90 |
| Time weight | 0.938 |
| Official results | Official results |
General
| Games | 7 |
| Score | 3 |
| Percent | 42.9 |
| Dp | -60.7 |
| Aor | 1444 |
| Perform | 1383.3 |
| Penalties | 0 |
| Wins | 3 |
| Draws | 0 |
| Losses | 4 |
| White | 4 |
| Black | 3 |
| White wins | 2 |
| Black wins | 1 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 43 |
| Final Pos | 40 |
| Share Pos | 35 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1447.9 |
| K-factor | 20 |
| Score | 3 |
| Expected score | 3.57 |
| Score - Expected score | -0.57 |
| Rating +/- | -10.7 |
Analysis (Type)
| Rating | 1442.9 |
| K-factor | 20 |
| Score | 3 |
| Expected score | 3.53 |
| Score - Expected score | -0.53 |
| Rating +/- | -10.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2023-11-03 | Jacobs, CN (Calvin Nicholas) | GTP | 1691.6 | 1703.9 | B | 0 | 0.17 | -0.17 | -3.2 | 0.15 | -0.15 | -3 | Yes | |
| 2 | 2023-11-04 | Sithole, ML (Mfanimpela) | GJM | 1409.7 | 1405.8 | W | 0 | 0.59 | -0.59 | -11.1 | 0.58 | -0.58 | -11.6 | Yes | |
| 3 | 2023-11-04 | Ebrahim, Z (Zachary) | GE | 1322.6 | 1307.5 | B | 1 | 0.6 | 0.4 | 7.5 | 0.62 | 0.38 | 7.6 | Yes | |
| 4 | 2023-11-04 | Naidoo, D (Dhiya) | GJM | 1436.7 | 1467.9 | W | 1 | 0.55 | 0.45 | 8.5 | 0.51 | 0.49 | 9.8 | Yes | |
| 5 | 2023-11-05 | Mcpherson, N (Naleli) | NBR | 1521.2 | 1553.5 | B | 0 | 0.37 | -0.37 | -7 | 0.33 | -0.33 | -6.6 | Yes | |
| 6 | 2023-11-05 | Ngubeni, JM (Jackie) | GJM | 1514.7 | 1486.3 | W | 0 | 0.46 | -0.46 | -8.6 | 0.49 | -0.49 | -9.8 | Yes | |
| 7 | 2023-11-05 | Van Der Berg, J (Jay) | GJM | 1211.7 | 1186.4 | W | 1 | 0.82 | 0.18 | 3.4 | 0.84 | 0.16 | 3.2 | Yes | |