PLAYER TOURNAMENT DETAILS
John Van den Berg
1620329652Tshwane (GTP)Tournament details
| Tour Id | 20253339 |
| Group Id | 20253339 |
| Name | Pretoria Boys High Annual Closed Chess Championship 2025 |
| Section | |
| Rounds | 5 |
| Format | Swiss |
| Type | Rapid |
| Start | 2025-10-18 |
| End | 2025-10-18 |
| Submitted | 2025-10-27 |
| Rated | 2025-10-27 |
| Submit age weight | 1 |
| Host | Tshwane (GTP) |
| Total time | 30 |
| Time weight | 0.6 |
| Official results | Official results |
General
| Games | 5 |
| Score | 4 |
| Percent | 80 |
| Dp | 255 |
| Aor | 1317.6 |
| Perform | 1572.6 |
| Penalties | 0 |
| Wins | 4 |
| Draws | 0 |
| Losses | 1 |
| White | 3 |
| Black | 2 |
| White wins | 3 |
| Black wins | 1 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 16 |
| Final Pos | 3 |
| Share Pos | 2 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1200 |
| K-factor | 20 |
| Score | 4 |
| Expected score | 1.86 |
| Score - Expected score | 2.14 |
| Rating +/- | 25.7 |
Analysis (Type)
| Rating | 1200 |
| K-factor | 20 |
| Score | 4 |
| Expected score | 2.54 |
| Score - Expected score | 1.46 |
| Rating +/- | 29.2 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-10-18 | Makwela, B (Bakang) | GTP | 1211.1 | 1200 | W | 1 | 0.53 | 0.47 | 5.6 | 0.54 | 0.46 | 9.2 | Yes | |
| 2 | 2025-10-18 | Marais, N (Nathan) | GTP | 1447 | 1200 | W | 1 | 0.25 | 0.75 | 9 | 0.54 | 0.46 | 9.2 | Yes | |
| 3 | 2025-10-18 | Fidos, E (Eric) | GTP | 1530.4 | 1200 | B | 1 | 0.07 | 0.93 | 11.2 | 0.46 | 0.54 | 10.8 | Yes | |
| 4 | 2025-10-18 | Mkosi, L (Landise) | GE | 1199.5 | 1200 | B | 0 | 0.46 | -0.46 | -5.5 | 0.46 | -0.46 | -9.2 | Yes | |
| 5 | 2025-10-18 | De Vries, A (Andrio) | GTP | 1200 | 1200 | W | 1 | 0.54 | 0.46 | 5.5 | 0.54 | 0.46 | 9.2 | Yes | |