PLAYER PAGE
Bertram Ariefdien
171085148Cape Town (WCT)Personal
Main rating
| Rating | 724.7 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2018-01-01) |
| Min/Max +/- allowed | 166 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 245.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 724.7 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2018-01-01) |
| Min/Max +/- allowed | 165.8 |
Standard rating
| Rating | 745.8 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2018-01-01) |
| 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 | 745.8 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2018-01-01) |
| Min/Max +/- allowed | 165.8 |
Rapid rating
| Rating | 571.8 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2024-02-01) |
| 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 | 571.8 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2024-02-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 571.8 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2024-02-01) |
| 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 | 571.8 |
| K-factor | 40 |
| Floor | 500 |
| Highest | 1200 (2024-02-01) |
| 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 | 2019 Western Province League (D) | Classical | 2019-07-27 | 2019-09-07 | Cape Town (WCT) | 11 | 725.9 | 3 | 0 | 858.8 | 0 | Details |
| 2 | 2019 Western Province League (E) | Standard | 2019-07-27 | 2019-08-10 | Cape Town (WCT) | 9 | 709.3 | 1 | 0.5 | 1176.7 | 0 | Details |
| 3 | 2019 Elsies River Open (Open) | Standard | 2019-06-22 | 2019-06-23 | Cape Town (WCT) | 6 | 640.7 | 6 | 2 | 1046.2 | 0 | Details |
| 4 | Crossroads Open Chess Championship 2019 (C) | Standard | 2019-04-27 | 2019-04-28 | Cape Town (WCT) | 6 | 571.8 | 5 | 2 | 1175.5 | 0 | Details |
| 5 | 2018 Western Province League (B) | Standard | 2018-08-04 | 2018-09-15 | Cape Town (WCT) | 11 | 571.8 | 1 | 0 | 1115 | 0 | Details |
| 6 | 2017 Western Province League (D) | Standard | 2017-08-05 | 2017-09-16 | Western Province (WP) | 7 | 578 | 2 | 1 | 500 | 0 | Details |
| 7 | 2017 Western Province League (D) | Standard | 2017-08-05 | 2017-09-16 | Western Province (WP) | 7 | 578 | 2 | 1 | 730 | 0 | Details |
| 8 | 2017 Elsies River Open (Open) | Rapid | 2017-05-20 | 2017-05-20 | Western Province (WP) | 7 | 100 | 6 | 3 | 739 | 0 | Details |
| 9 | Steinitz Chess Festival 2017 (B) | Standard | 2017-04-14 | 2017-04-17 | Western Province (WP) | 7 | 585 | 5 | 2.5 | 812 | 0 | Details |
| 10 | Cape Of Good Hope Open 2017 (C) | Standard | 2017-01-27 | 2017-01-29 | Western Province (WP) | 7 | 0 | 7 | 2 | 530 | 0 | Details |
| 11 | Western Province League 2016 (C) | Standard | 2016-07-23 | 2016-10-01 | Western Province (WP) | 11 | 0 | 3 | 0 | 573 | 0 | Details |
| 12 | Western Province League 2016 (C) | Standard | 2016-07-23 | 2016-10-01 | Western Province (WP) | 11 | 0 | 3 | 0 | 1023 | 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 | 16 |
| Wins | 4 |
| Draws | 1 |
| Losses | 11 |
| White | 8 |
| Black | 8 |
| White wins | 1 |
| Black wins | 3 |
| Score | 4.5 |
| Percent | 28.1 |
| Dp | -185.9 |
| AOR | 1249.8 |
| Performance | 1063.9 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (History)
| Games | 16 |
| Score | 4.5 |
| Percent | 28.1 |
| Aor | 1249.8 |
| Dp | -185.9 |
| Prat | 1063.9 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |