PLAYER TOURNAMENT DETAILS
Jonah Roelfse
1160315195Eden (WEG)Tournament details
| Tour Id | 20250591 |
| Group Id | 20250588 |
| Name | George Schools Chess Trials 3 2025 |
| Section | U9 Boys |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2025-03-01 |
| End | 2025-03-01 |
| Submitted | 2025-03-02 |
| Rated | 2025-03-02 |
| Submit age weight | 1 |
| Host | Eden (WEG) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
General
| Games | 5 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| Aor | 1205.3 |
| Perform | 1120.3 |
| Penalties | 0 |
| Wins | 1 |
| Draws | 2 |
| Losses | 2 |
| White | 2 |
| Black | 3 |
| White wins | 0 |
| Black wins | 1 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 42 |
| Final Pos | 40 |
| Share Pos | 29 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1194.4 |
| K-factor | 20 |
| Score | 2 |
| Expected score | 2.4 |
| Score - Expected score | -0.4 |
| Rating +/- | -6.6 |
Analysis (Type)
| Rating | 1193.2 |
| K-factor | 20 |
| Score | 2 |
| Expected score | 2.38 |
| Score - Expected score | -0.38 |
| Rating +/- | -7.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-03-01 | Lawa, V (Veretariki) | WEG | 1243.6 | 1251 | B | 0 | 0.4 | -0.4 | -6.6 | 0.39 | -0.39 | -7.8 | Yes | |
| 2 | 2025-03-01 | Gouws, R (Rickus) | WEG | 1196.8 | 1196.1 | W | 0.5 | 0.54 | -0.04 | -0.7 | 0.54 | -0.04 | -0.8 | Yes | |
| 3 | 2025-03-01 | Du Venage, L (Leandre) | WEG | 1194.3 | 1192.9 | B | 0.5 | 0.46 | 0.04 | 0.7 | 0.46 | 0.04 | 0.8 | Yes | |
| 4 | 2025-03-01 | Janse van Rensburg, O (Oliver) | WEG | 1198.5 | 1198.2 | W | 0 | 0.54 | -0.54 | -9 | 0.54 | -0.54 | -10.8 | Yes | |
| 5 | 2025-03-01 | Mpembe, J (Joshua) | WEG | 1193.2 | 1191.8 | B | 1 | 0.46 | 0.54 | 9 | 0.46 | 0.54 | 10.8 | Yes | |