PLAYER TOURNAMENT DETAILS
Jamie Petersen
1090118656Ekurhuleni (GE)Tournament details
| Tour Id | 20263829 |
| Group Id | 20263826 |
| Name | Chess Power House October Rapid 2026 |
| Section | B |
| Rounds | 6 |
| Format | Swiss |
| Type | Rapid |
| Start | 2026-10-11 |
| End | 2026-10-11 |
| Submitted | 2026-10-13 |
| Rated | 2026-10-17 |
| Submit age weight | 1 |
| Host | Johannesburg Metro (GJM) |
| Total time | 20 |
| Time weight | 0.472 |
| Official results | Official results |
General
| Games | 6 |
| Score | 3.5 |
| Percent | 58.3 |
| Dp | 70.8 |
| Aor | 1154.4 |
| Perform | 1225.2 |
| Penalties | 0 |
| Wins | 3 |
| Draws | 1 |
| Losses | 2 |
| White | 3 |
| Black | 3 |
| White wins | 3 |
| Black wins | 0 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 9 |
| Final Pos | 11 |
| Share Pos | 9 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1428.4 |
| K-factor | 32 |
| Score | 3.5 |
| Expected score | 4.57 |
| Score - Expected score | -1.07 |
| Rating +/- | -16.2 |
Analysis (Type)
| Rating | 1192.1 |
| K-factor | 36 |
| Score | 3.5 |
| Expected score | 3.92 |
| Score - Expected score | -0.42 |
| Rating +/- | -15.1 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2026-10-11 | Bester, A (Alwyn) | GJM | 848.9 | 800 | B | 0 | 0.99 | -0.99 | -15 | 0.91 | -0.91 | -32.9 | Yes | |
| 2 | 2026-10-11 | Siemers, N (Noah) | GE | 1140.6 | 1073.3 | W | 1 | 0.88 | 0.12 | 1.9 | 0.68 | 0.32 | 11.5 | Yes | |
| 3 | 2026-10-11 | Ndlovu, W (Wayne) | GE | 1452.8 | 1280.6 | B | 0.5 | 0.43 | 0.07 | 1.1 | 0.36 | 0.14 | 5.2 | Yes | |
| 4 | 2026-10-11 | Nhlapo, LR (Lekwa) | MGS | 1260.5 | 1167 | W | 1 | 0.74 | 0.26 | 4 | 0.57 | 0.43 | 15.4 | Yes | |
| 5 | 2026-10-11 | Madubandlela, T (Thabo) | GJM | 1357.9 | 1239.4 | B | 0 | 0.54 | -0.54 | -8.2 | 0.4 | -0.4 | -14.5 | Yes | |
| 6 | 2026-10-11 | Nemberi, P (Praise Ray) | GTP | 865.7 | 800 | W | 1 | 1 | 0 | 0.1 | 1 | 0 | 0.2 | Yes | |