PLAYER PAGE
Koena Yokwana
1130319064Buffalo City (EBC)Personal
Main rating
| Rating | 1179.9 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-04-03) |
| Min/Max +/- allowed | 166 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1077.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1179.9 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-04-03) |
| Min/Max +/- allowed | 165.8 |
Standard rating
| Rating | 1175.8 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-04-03) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1077.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1175.8 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-04-03) |
| Min/Max +/- allowed | 165.8 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-05-05) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-05-05) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-05-05) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-05-05) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Buffalo City Chess Trials 3 (U14) | Standard | 2026-03-21 | 2026-03-21 | Buffalo City (EBC) | 5 | 1195.9 | 5 | 2 | 1167.1 | -7.1 | Details |
| 2 | 2026 Buffalo City Chess Trials 2 (U14 Boys) | Standard | 2026-02-28 | 2026-02-28 | Buffalo City | 5 | 1195.9 | 5 | 2 | 1158.1 | -8.9 | Details |
| 3 | 2026 Buffalo City Chess Trials 1 (U14) | Standard | 2026-02-07 | 2026-02-07 | Buffalo City (EBC) | 5 | 1199.4 | 5 | 1 | 977.5 | -21.1 | Details |
| 4 | 2025 Buffalo City Chess Trials 3 (U14) | Standard | 2025-05-10 | 2025-05-10 | Buffalo City (EBC) | 5 | 1194 | 5 | 2 | 1189.2 | -1.3 | Details |
| 5 | 2025 Buffalo City Chess Trials 2 (U14) | Standard | 2025-04-12 | 2025-04-12 | Buffalo City (EBC) | 5 | 1200 | 4 | 0.5 | 881.7 | -24.9 | Details |
| 6 | 2025 Buffalo City Chess Trials 1 (U14) | Standard | 2025-03-22 | 2025-03-22 | Buffalo City (EBC) | 5 | 1200 | 4 | 1 | 1039.8 | -12.6 | Details |
Game statistics ( )
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics ()
| Games | 15 |
| Wins | 5 |
| Draws | 0 |
| Losses | 10 |
| White | 8 |
| Black | 7 |
| White wins | 3 |
| Black wins | 2 |
| Score | 5 |
| Percent | 33.3 |
| Dp | -141.7 |
| AOR | 1242.6 |
| Performance | 1100.9 |
Game statistics (History)
| Games | 28 |
| Wins | 8 |
| Draws | 1 |
| Losses | 19 |
| White | 15 |
| Black | 13 |
| White wins | 6 |
| Black wins | 2 |
| Score | 8.5 |
| Percent | 30.4 |
| Dp | -167 |
| AOR | 1243.6 |
| Performance | 1076.6 |
Rankings (Main)
| National | |
| Overall | 15662 |
| Gender | 12041 |
| Age group | 2943 |
| Gender/Age | 2095 |
| Provincial | |
| Overall | 1515 |
| Gender | 1179 |
| Age group | 234 |
| Gender/Age | 151 |
| Regional | |
| Overall | 502 |
| Gender | 396 |
| Age group | 73 |
| Gender/Age | 52 |
Rankings (Standard)
| National | |
| Overall | 12174 |
| Gender | 9247 |
| Age group | 2307 |
| Gender/Age | 1612 |
| Provincial | |
| Overall | 1234 |
| Gender | 950 |
| Age group | 197 |
| Gender/Age | 126 |
| Regional | |
| Overall | 446 |
| Gender | 349 |
| Age group | 67 |
| Gender/Age | 46 |
Rankings (Rapid)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 15 |
| Score | 5 |
| Percent | 33.3 |
| Aor | 1242.6 |
| Dp | -141.7 |
| Prat | 1100.9 |
Performance (12 months)
| Games | 20 |
| Score | 7 |
| Percent | 35 |
| Aor | 1250.5 |
| Dp | -127.5 |
| Prat | 1123 |
Performance (History)
| Games | 28 |
| Score | 8.5 |
| Percent | 30.4 |
| Aor | 1243.6 |
| Dp | -167 |
| Prat | 1076.6 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Cewuka, L (Lunje) | 2 | 0 | 2 | 2025 Buffalo City Chess Trials 1 (U14) | 2025 Buffalo City Chess Trials 3 (U14) | Details |
| Overall | 2 | Marais, D (Damon) | 2 | 1 | 1 | 2025 Buffalo City Chess Trials 2 (U14) | 2025 Buffalo City Chess Trials 3 (U14) | Details |
| Overall | 3 | Mutoti, R (Ryan) | 2 | 0 | 2 | 2026 Buffalo City Chess Trials 1 (U14) | 2026 Buffalo City Chess Trials 3 (U14) | Details |
| Overall | 4 | James, K (Kyle) | 2 | 2 | 0 | 2026 Buffalo City Chess Trials 2 (U14 Boys) | 2026 Buffalo City Chess Trials 3 (U14) | Details |
| Standard | 1 | Cewuka, L (Lunje) | 2 | 0 | 2 | 2025 Buffalo City Chess Trials 1 (U14) | 2025 Buffalo City Chess Trials 3 (U14) | Details |
| Standard | 2 | Marais, D (Damon) | 2 | 1 | 1 | 2025 Buffalo City Chess Trials 2 (U14) | 2025 Buffalo City Chess Trials 3 (U14) | Details |
| Standard | 3 | Mutoti, R (Ryan) | 2 | 0 | 2 | 2026 Buffalo City Chess Trials 1 (U14) | 2026 Buffalo City Chess Trials 3 (U14) | Details |
| Standard | 4 | James, K (Kyle) | 2 | 2 | 0 | 2026 Buffalo City Chess Trials 2 (U14 Boys) | 2026 Buffalo City Chess Trials 3 (U14) | Details |
