PLAYER TOURNAMENT DETAILS
Collen Nkosi
1020318938Ehlanzeni (MEN)Tournament details
| Tour Id | 20250972 |
| Group Id | 20250972 |
| Name | Challenger Chess Tounament 2025 |
| Section | Open |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2025-03-29 |
| End | 2025-03-29 |
| Submitted | 2025-03-31 |
| Rated | 2025-03-31 |
| Submit age weight | 1 |
| Host | Ehlanzeni (MEN) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
General
| Games | 5 |
| Score | 1.5 |
| Percent | 30 |
| Dp | -170 |
| Aor | 1300.1 |
| Perform | 1130.1 |
| Penalties | 0 |
| Wins | 1 |
| Draws | 1 |
| Losses | 3 |
| White | 3 |
| Black | 2 |
| White wins | 1 |
| Black wins | 0 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 27 |
| Final Pos | 28 |
| Share Pos | 28 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1200 |
| K-factor | 20 |
| Score | 1.5 |
| Expected score | 1.96 |
| Score - Expected score | -0.46 |
| Rating +/- | -7.6 |
Analysis (Type)
| Rating | 1200 |
| K-factor | 20 |
| Score | 1.5 |
| Expected score | 1.92 |
| Score - Expected score | -0.42 |
| Rating +/- | -8.4 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-03-29 | Ndlovu, L (Lethukuhle) | MEN | 1288.3 | 1297.6 | W | 1 | 0.44 | 0.56 | 9.3 | 0.43 | 0.57 | 11.4 | Yes | |
| 2 | 2025-03-29 | Mamba, G (German) | MEN | 1426.1 | 1450.9 | W | 0 | 0.28 | -0.28 | -4.6 | 0.25 | -0.25 | -5 | Yes | |
| 3 | 2025-03-29 | Muravha, N (Nbiwana) | GTP | 1235.8 | 1238.6 | B | 0.5 | 0.42 | 0.08 | 1.3 | 0.41 | 0.09 | 1.8 | Yes | |
| 4 | 2025-03-29 | Lubisi, N (Ndodana) | CSA | 1350.3 | 1350.6 | B | 0 | 0.28 | -0.28 | -4.6 | 0.28 | -0.28 | -5.6 | Yes | |
| 5 | 2025-03-29 | Khoza, N (Ndumiso) | MEN | 1200 | 1200 | W | 0 | 0.54 | -0.54 | -9 | 0.54 | -0.54 | -10.8 | Yes | |