PLAYER PAGE
Sergio Witbooi
1110099718West Coast (WCU)Personal
Main rating
| Rating | 1327.3 |
| K-factor | 36 |
| Floor | 827.5 |
| Highest | 1355 (2019-09-01) |
| Min/Max +/- allowed | 133 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 434 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1327.3 |
| K-factor | 36 |
| Floor | 827.5 |
| Highest | 1355 (2019-09-01) |
| Min/Max +/- allowed | 133 |
Standard rating
| Rating | 1327.8 |
| K-factor | 36 |
| Floor | 828 |
| Highest | 1354.1 (2018-08-01) |
| Min/Max +/- allowed | 133.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 436.6 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1327.8 |
| K-factor | 36 |
| Floor | 828 |
| Highest | 1354.1 (2018-08-01) |
| Min/Max +/- allowed | 133.1 |
Rapid rating
| Rating | 1256 |
| K-factor | 36 |
| Floor | 756 |
| Highest | 1447.8 (2019-02-01) |
| Min/Max +/- allowed | 116.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1256 |
| K-factor | 36 |
| Floor | 756 |
| Highest | 1447.8 (2019-02-01) |
| Min/Max +/- allowed | 116.5 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| 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 (2018-10-01) |
| 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 | Nababeep Chess Club Open 2025 (Candidates) | Standard | 2025-03-08 | 2025-03-08 | Namakwa (NCN) | 5 | 1327.5 | 1 | 0 | 775 | 0 | Details |
| 2 | Western Cape Top Schools 2019 (U9 Mix) | Standard | 2019-08-31 | 2019-09-01 | Cape Winelands (WCW) | 5 | 1253.7 | 5 | 5 | 1645.1 | 0 | Details |
| 3 | Western Cape Schools Individuals 2019 (U9 Boys) | Standard | 2019-05-18 | 2019-05-19 | Eden (WEG) | 6 | 1247.4 | 6 | 3 | 1279.3 | 0 | Details |
| 4 | Weskus Skole Prestige Skaak Kampioenskappe 2019 (O9 Seuns) | Standard | 2019-03-02 | 2019-04-06 | West Coast (WCU) | 6 | 1263.8 | 6 | 3 | 1185.6 | 0 | Details |
| 5 | Bo-Weskus Skole Skaak Prestige 2019 (O9 Seuns) | Rapid | 2019-02-16 | 2019-02-16 | West Coast (WCU) | 7 | 1222.8 | 4 | 4 | 1625 | 0 | Details |
| 6 | Back 2 School 2019 (U8) | Rapid | 2019-01-19 | 2019-01-19 | West Coast (WCU) | 5 | 1250.4 | 5 | 2 | 1039.1 | 0 | Details |
| 7 | Western Cape Top Schools 2018 (U7+U9 Mix) | Standard | 2018-08-25 | 2018-08-26 | Overberg (WOS) | 5 | 1219.3 | 5 | 4 | 1401.1 | 0 | Details |
| 8 | West Coast Schools Prestige Individual Championship 2018 (U7 Boys) | Standard | 2018-03-10 | 2018-03-24 | West Coast (WCU) | 6 | 1200 | 6 | 3.5 | 1270.8 | 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 | 38 |
| Wins | 24 |
| Draws | 1 |
| Losses | 13 |
| White | 19 |
| Black | 19 |
| White wins | 13 |
| Black wins | 11 |
| Score | 24.5 |
| Percent | 64.5 |
| Dp | 123 |
| AOR | 1195.8 |
| Performance | 1318.8 |
Rankings (Main)
| 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 (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 | -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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 1 |
| Score | 0 |
| Percent | 0 |
| Aor | 1200 |
| Dp | -425 |
| Prat | 775 |
Performance (History)
| Games | 38 |
| Score | 24.5 |
| Percent | 64.5 |
| Aor | 1195.8 |
| Dp | 123 |
| Prat | 1318.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Booysen, L (Lukas) | 2 | 1 | 1 | Western Cape Top Schools 2018 (U7+U9 Mix) | Western Cape Schools Individuals 2019 (U9 Boys) | Details |
| Overall | 2 | Booysen, C (Chadlin) | 2 | 1 | 1 | West Coast Schools Prestige Individual Championship 2018 (U7 Boys) | Back 2 School 2019 (U8) | Details |
| Overall | 3 | Strauss, J (Johan) | 2 | 0 | 2 | Bo-Weskus Skole Skaak Prestige 2019 (O9 Seuns) | Weskus Skole Prestige Skaak Kampioenskappe 2019 (O9 Seuns) | Details |
| Overall | 4 | Cardinal, J (Jacelynn) | 2 | 1 | 1 | West Coast Schools Prestige Individual Championship 2018 (U7 Boys) | Back 2 School 2019 (U8) | Details |
| Standard | 1 | Booysen, L (Lukas) | 2 | 1 | 1 | Western Cape Top Schools 2018 (U7+U9 Mix) | Western Cape Schools Individuals 2019 (U9 Boys) | Details |