PLAYER TOURNAMENT DETAILS
Jamie Petersen
1090118656Ekurhuleni (GE)Tournament details
| Tour Id | 20260895 |
| Group Id | 20260893 |
| Name | East Rand Chess Club Open 2026 |
| Section | C |
| Rounds | 5 |
| Format | Swiss |
| Type | Rapid |
| Start | 2026-03-14 |
| End | 2026-03-14 |
| Submitted | 2026-03-18 |
| Rated | 2026-03-20 |
| Submit age weight | 1 |
| Host | Ekurhuleni (GE) |
| Total time | 30 |
| Time weight | 0.604 |
| Official results | Official results |
General
| Games | 5 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| Aor | 1317.2 |
| Perform | 1232.2 |
| Penalties | 0 |
| Wins | 2 |
| Draws | 0 |
| Losses | 3 |
| White | 3 |
| Black | 2 |
| White wins | 2 |
| Black wins | 0 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 11 |
| Final Pos | 8 |
| Share Pos | 6 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1188.9 |
| K-factor | 36 |
| Score | 2 |
| Expected score | 1.8 |
| Score - Expected score | 0.2 |
| Rating +/- | 4.4 |
Analysis (Type)
| Rating | 1172.7 |
| K-factor | 36 |
| Score | 2 |
| Expected score | 2.29 |
| Score - Expected score | -0.29 |
| Rating +/- | -10.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2026-03-14 | Keet, R (Robert) | KIK | 1326 | 1234 | B | 0 | 0.3 | -0.3 | -6.5 | 0.39 | -0.39 | -13.9 | Yes | |
| 2 | 2026-03-14 | Nickols, C (Christi) | GE | 1205.4 | 1122.7 | W | 1 | 0.52 | 0.48 | 10.4 | 0.6 | 0.4 | 14.4 | Yes | |
| 3 | 2026-03-14 | Posthumus, T (Tristann) | GE | 1394.2 | 1306.6 | W | 0 | 0.3 | -0.3 | -6.6 | 0.39 | -0.39 | -13.9 | Yes | |
| 4 | 2026-03-14 | Nolan, C (Christopher) | GE | 1417.1 | 1185.4 | B | 0 | 0.19 | -0.19 | -4.2 | 0.44 | -0.44 | -16 | Yes | |
| 5 | 2026-03-14 | Mukondiwa, S (Sungano) | GE | 1243.1 | 1228.1 | W | 1 | 0.48 | 0.52 | 11.3 | 0.48 | 0.52 | 18.8 | Yes | |