PLAYER TOURNAMENT DETAILS
Zac Gemmell
1090116569Johannesburg Metro (GJM)Tournament details
| Tour Id | 20263949 |
| Group Id | 20263938 |
| Name | Gauteng Closed Chess Championships 2026 |
| Section | U18 Open |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2026-10-17 |
| End | 2026-10-17 |
| Submitted | 2026-10-23 |
| Rated | 2026-10-24 |
| Submit age weight | 1 |
| Host | Ekurhuleni (GE) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
General
| Games | 5 |
| Score | 3 |
| Percent | 60 |
| Dp | 85 |
| Aor | 1762.4 |
| Perform | 1847.4 |
| Penalties | 0 |
| Wins | 3 |
| Draws | 0 |
| Losses | 2 |
| White | 2 |
| Black | 3 |
| White wins | 2 |
| Black wins | 1 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 20 |
| Final Pos | 11 |
| Share Pos | 10 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1622.9 |
| K-factor | 28 |
| Score | 3 |
| Expected score | 1.65 |
| Score - Expected score | 1.35 |
| Rating +/- | 31.5 |
Analysis (Type)
| Rating | 1629.1 |
| K-factor | 28 |
| Score | 3 |
| Expected score | 1.73 |
| Score - Expected score | 1.27 |
| Rating +/- | 35.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2026-10-17 | Hattingh, T (Tiaan) | GE | 1453.6 | 1441 | W | 1 | 0.74 | 0.26 | 6.1 | 0.76 | 0.24 | 6.7 | Yes | |
| 2 | 2026-10-17 | Glass, A (Aharon) | GTP | 1683.7 | 1685.6 | B | 1 | 0.39 | 0.61 | 14.2 | 0.39 | 0.61 | 17 | Yes | |
| 3 | 2026-10-17 | Nyoni, D (Divine) | GTP | 1899.5 | 1905.1 | B | 0 | 0.14 | -0.14 | -3.2 | 0.14 | -0.14 | -3.8 | Yes | |
| 4 | 2026-10-17 | Naidoo, K (Kirthan) | GJM | 1780.6 | 1744.4 | W | 1 | 0.36 | 0.64 | 14.9 | 0.41 | 0.59 | 16.6 | Yes | |
| 5 | 2026-10-17 | Stephen, B (Bulelani) | GTP | 1994.6 | 1994.7 | B | 0 | 0.03 | -0.03 | -0.6 | 0.03 | -0.03 | -0.9 | Yes | |