PLAYER TOURNAMENT DETAILS
Jacobus Janse Van Nieuwenhuizen
1170313140Tshwane (GTP)Tournament details
| Tour Id | 20253333 |
| Group Id | 20253333 |
| Name | 2025 Laerskool Doringkloof Primary Open Chess Tournament |
| Section | U8+U10 |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2025-10-25 |
| End | 2025-10-25 |
| Submitted | 2025-10-27 |
| Rated | 2025-10-27 |
| Submit age weight | 1 |
| Host | Tshwane (GTP) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
General
| Games | 4 |
| Score | 0 |
| Percent | 0 |
| Dp | -425 |
| Aor | 1299.6 |
| Perform | 874.6 |
| Penalties | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 4 |
| White | 2 |
| Black | 2 |
| White wins | 0 |
| Black wins | 0 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 1 |
| Half byes | 0 |
| Rank | 23 |
| Final Pos | 22 |
| Share Pos | 20 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1182.8 |
| K-factor | 20 |
| Score | 0 |
| Expected score | 1.46 |
| Score - Expected score | -1.46 |
| Rating +/- | -24.2 |
Analysis (Type)
| Rating | 1179.1 |
| K-factor | 20 |
| Score | 0 |
| Expected score | 1.44 |
| Score - Expected score | -1.44 |
| Rating +/- | -28.8 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-10-25 | Gerber, Z (Zoe) | GJM | 1340.8 | 1331.6 | B | 0 | 0.27 | -0.27 | -4.5 | 0.28 | -0.28 | -5.6 | Yes | |
| 2 | 2025-10-25 | Van Heerden, D (Danie) | GJM | 1236.8 | 1245 | W | 0 | 0.48 | -0.48 | -8 | 0.47 | -0.47 | -9.4 | Yes | |
| 3 | 2025-10-25 | 0 | 0 | Y | 1 | 0 | 0 | 0 | 0 | 0 | 0 | No (Bye) | |||
| 4 | 2025-10-25 | Van Zyl, L (Liane) | GTP | 1420.6 | 1419.7 | B | 0 | 0.18 | -0.18 | -3 | 0.18 | -0.18 | -3.6 | Yes | |
| 5 | 2025-10-25 | Liu, X (Xuefei) | CHN | 1200 | 1200 | W | 0 | 0.52 | -0.52 | -8.6 | 0.52 | -0.52 | -10.4 | Yes | |