PLAYER PAGE
Keehourn Alkaster
1110323405Cape Winelands (WCW)Personal
Main rating
| Rating | 1132.9 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-07-24) |
| Min/Max +/- allowed | 166 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 824.1 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1132.9 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-07-24) |
| Min/Max +/- allowed | 165.8 |
Standard rating
| Rating | 1196.2 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-07-24) |
| 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 | 1196.2 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-07-24) |
| Min/Max +/- allowed | 165.8 |
Rapid rating
| Rating | 1104.6 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-08-01) |
| 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 | 1104.6 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-08-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-08-01) |
| 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 (2025-08-01) |
| 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 | WCSC Brian Raubenheimer Development 2025 (U15 Boys+Girls) | Rapid | 2025-11-29 | 2025-11-29 | Cape Winelands (WCW) | 5 | 1165.5 | 5 | 0 | 908.6 | 0 | Details |
| 2 | Western Cape Schools LSEN Championship 2025 (U15) | Rapid | 2025-10-16 | 2025-10-16 | Cape Winelands (WCW) | 5 | 1183.7 | 5 | 1 | 944.6 | 0 | Details |
| 3 | Kleinmond Chess Club Open 2025 (U14) | Rapid | 2025-08-30 | 2025-08-30 | Overberg (WOS) | 6 | 1194 | 5 | 1 | 953.3 | 0 | Details |
| 4 | Cape Winelands Schools Development 2025 (U15+U17) | Rapid | 2025-08-02 | 2025-08-02 | Cape Winelands (WCW) | 5 | 1193.9 | 5 | 0 | 752.4 | 0 | Details |
| 5 | Cape Winelands Open 2025 (Intermediate) | Standard | 2025-07-19 | 2025-07-20 | Cape Winelands (WCW) | 6 | 1200 | 5 | 0 | 839.9 | 0 | 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 | 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 (History)
| Games | 25 |
| Wins | 2 |
| Draws | 0 |
| Losses | 23 |
| White | 12 |
| Black | 13 |
| White wins | 0 |
| Black wins | 2 |
| Score | 2 |
| Percent | 8 |
| Dp | -357 |
| AOR | 1236.8 |
| Performance | 879.8 |
Rankings (Main)
| National | |
| Overall | 17709 |
| Gender | 13272 |
| Age group | 3493 |
| Gender/Age | 2535 |
| Provincial | |
| Overall | 5159 |
| Gender | 3782 |
| Age group | 1021 |
| Gender/Age | 735 |
| Regional | |
| Overall | 784 |
| Gender | 534 |
| Age group | 182 |
| Gender/Age | 128 |
Rankings (Standard)
| 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 (Rapid)
| National | |
| Overall | 6093 |
| Gender | 4483 |
| Age group | 1307 |
| Gender/Age | 921 |
| Provincial | |
| Overall | 2423 |
| Gender | 1759 |
| Age group | 529 |
| Gender/Age | 369 |
| Regional | |
| Overall | 350 |
| Gender | 241 |
| Age group | 99 |
| Gender/Age | 72 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 25 |
| Score | 2 |
| Percent | 8 |
| Aor | 1236.8 |
| Dp | -357 |
| Prat | 879.8 |
Performance (History)
| Games | 25 |
| Score | 2 |
| Percent | 8 |
| Aor | 1236.8 |
| Dp | -357 |
| Prat | 879.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Solomon, B (Brooklyn) | 2 | 0 | 2 | Cape Winelands Open 2025 (Intermediate) | Cape Winelands Schools Development 2025 (U15+U17) | Details |
| Overall | 2 | Franke, L (Lucian) | 2 | 1 | 1 | Cape Winelands Open 2025 (Intermediate) | Cape Winelands Schools Development 2025 (U15+U17) | Details |
| Overall | 3 | Viljoen, J (Joestin) | 2 | 1 | 1 | Kleinmond Chess Club Open 2025 (U14) | Western Cape Schools LSEN Championship 2025 (U15) | Details |
| Rapid | 1 | Viljoen, J (Joestin) | 2 | 1 | 1 | Kleinmond Chess Club Open 2025 (U14) | Western Cape Schools LSEN Championship 2025 (U15) | Details |