PLAYER TOURNAMENT DETAILS
John-Andrew Kamffer
1150149230West Rand (GWR)Tournament details
| Tour Id | 20263943 |
| Group Id | 20263938 |
| Name | Gauteng Closed Chess Championships 2026 |
| Section | U12 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 | 4 |
| Score | 2 |
| Percent | 50 |
| Dp | 0 |
| Aor | 1567.2 |
| Perform | 1567.2 |
| Penalties | 0 |
| Wins | 2 |
| Draws | 0 |
| Losses | 2 |
| White | 2 |
| Black | 2 |
| White wins | 2 |
| Black wins | 0 |
| Default wins | 1 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 20 |
| Final Pos | 16 |
| Share Pos | 15 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1612.4 |
| K-factor | 28 |
| Score | 2 |
| Expected score | 2.21 |
| Score - Expected score | -0.21 |
| Rating +/- | -4.9 |
Analysis (Type)
| Rating | 1608.9 |
| K-factor | 28 |
| Score | 2 |
| Expected score | 2.21 |
| Score - Expected score | -0.21 |
| Rating +/- | -5.7 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2026-10-17 | Rakgatlha, K (Karabo Kgobane) | GTP | 1383.1 | 1396.5 | D | 1 | 0 | 0 | 0 | 0 | 0 | 0 | No (Default game) | |
| 2 | 2026-10-17 | Khosana, O (Onalerona) | GTP | 1734.6 | 1735.5 | B | 0 | 0.32 | -0.32 | -7.3 | 0.31 | -0.31 | -8.7 | Yes | |
| 3 | 2026-10-17 | Van Der Merwe, J (Jayden) | GWR | 1438.3 | 1440.2 | W | 1 | 0.74 | 0.26 | 5.9 | 0.74 | 0.26 | 7.3 | Yes | |
| 4 | 2026-10-17 | Jansen Van Vuuren, G (Griffin) | GTP | 1364 | 1352.5 | W | 1 | 0.83 | 0.17 | 3.9 | 0.84 | 0.16 | 4.5 | Yes | |
| 5 | 2026-10-17 | Goncalves, E (Emilio) | GJM | 1731.7 | 1730.9 | B | 0 | 0.32 | -0.32 | -7.4 | 0.32 | -0.32 | -8.9 | Yes | |