PLAYER PAGE
Chanmari Pretorius
2100156308West Rand (GWR)Personal
Main rating
| Rating | 1214.9 |
| K-factor | 36 |
| Floor | 746 |
| Highest | 1358.6 (2024-07-01) |
| Min/Max +/- allowed | 132 |
| Rating Change () | |
| Games | 5 |
| Score | 0.5 |
| We | 1.92 |
| SWe | -1.19 |
| Temp +/- | -42.9 |
| Penalties | 0 |
| Weight perform | 1021.8 |
| Final +/- | -42.9 |
| New Rating () | |
| Rating | 1172.1 |
| K-factor | 36 |
| Floor | 746 |
| Highest | 1358.6 (2024-07-01) |
| Min/Max +/- allowed | 132.3 |
Standard rating
| Rating | 1215.7 |
| K-factor | 36 |
| Floor | 755.4 |
| Highest | 1358.7 (2024-07-01) |
| Min/Max +/- allowed | 132.3 |
| Rating Change () | |
| Games | 5 |
| Score | 0.5 |
| We | 1.83 |
| SWe | -1.33 |
| Temp +/- | -48 |
| Penalties | 0 |
| Weight perform | 1021.8 |
| Final +/- | -48 |
| New Rating () | |
| Rating | 1167.7 |
| K-factor | 36 |
| Floor | 755.4 |
| Highest | 1358.7 (2024-07-01) |
| Min/Max +/- allowed | 132.3 |
Rapid 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 |
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 |
| 1 | Gauteng Closed Chess Championships 2026 (U18 Girls) | Standard | 2026-10-17 | 2026-10-17 | Ekurhuleni (GE) | 5 | 1214.9 | 5 | 0.5 | 981 | -42.6 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 D2 Schools Individuals (U18 Girls) | Standard | 2026-05-15 | 2026-05-16 | West Rand (GWR) | 5 | 1200.5 | 5 | 2.5 | 1276.2 | 14.4 | Details |
| 2 | West Rand Open 2026 (Rooks) | Standard | 2026-02-07 | 2026-02-07 | West Rand (GWR) | 5 | 1204.7 | 4 | 0 | 875.2 | -25.7 | Details |
| 3 | West Rand Trials 2025 (U16) | Standard | 2025-09-06 | 2025-09-06 | West Rand (GWR) | 5 | 1209.7 | 5 | 1.5 | 1165.8 | -5.1 | Details |
| 4 | 2025 D2 Schools League Finals (U19) | Standard | 2025-07-26 | 2025-07-26 | West Rand (GWR) | 5 | 1209.7 | 0 | 0 | 0 | 0 | Details |
| 5 | West Rand Open 2.0 2025 (Rooks) | Standard | 2025-06-07 | 2025-06-07 | West Rand (GWR) | 5 | 1205.1 | 4 | 2 | 1238.2 | 2.5 | Details |
| 6 | 2025 West Rand Open (Rooks) | Standard | 2025-02-08 | 2025-02-08 | West Rand (GWR) | 5 | 1203.4 | 5 | 1 | 1062.4 | -13.1 | Details |
| 7 | Gauteng Schools Individuals Finals 2024 (U15 Girls) | Standard | 2024-08-17 | 2024-08-17 | Ekurhuleni (GE) | 5 | 1246 | 5 | 1 | 956 | -27.7 | Details |
| 8 | D2 School League Finals 2024 (U15) | Standard | 2024-07-20 | 2024-07-20 | West Rand (GWR) | 5 | 1214.3 | 2 | 2 | 1625 | 17.6 | Details |
| 9 | 2024 D2 Schools Individuals (U15 Girls) | Standard | 2024-05-04 | 2024-05-04 | West Rand (GWR) | 5 | 1194.9 | 5 | 3 | 1312.7 | 10.8 | Details |
| 10 | D2 School League Finals 2023 (U13 Girls) | Standard | 2023-07-22 | 2023-07-22 | West Rand (GWR) | 5 | 1176.4 | 5 | 3 | 1290.5 | 10.5 | Details |
| 11 | D2 Schools Individuals 2023 (U13 Girls) | Standard | 2023-05-13 | 2023-05-13 | West Rand (GWR) | 5 | 1200 | 5 | 2 | 1058.6 | -13.1 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 0 |
| Draws | 1 |
| Losses | 4 |
| White | 3 |
| Black | 2 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0.5 |
| Percent | 10 |
| Dp | -340 |
| AOR | 1321 |
| Performance | 981 |
Game statistics ()
| Games | 14 |
| Wins | 2 |
| Draws | 2 |
| Losses | 10 |
| White | 7 |
| Black | 7 |
| White wins | 1 |
| Black wins | 1 |
| Score | 3 |
| Percent | 21.4 |
| Dp | -242.9 |
| AOR | 1299.1 |
| Performance | 1056.2 |
Game statistics (History)
| Games | 50 |
| Wins | 17 |
| Draws | 3 |
| Losses | 30 |
| White | 24 |
| Black | 26 |
| White wins | 5 |
| Black wins | 12 |
| Score | 18.5 |
| Percent | 37 |
| Dp | -110.5 |
| AOR | 1254.9 |
| Performance | 1144.4 |
Rankings (Main)
| National | |
| Overall | 10937 |
| Gender | 2319 |
| Age group | 1634 |
| Gender/Age | 355 |
| Provincial | |
| Overall | 3831 |
| Gender | 877 |
| Age group | 616 |
| Gender/Age | 146 |
| Regional | |
| Overall | 334 |
| Gender | 80 |
| Age group | 45 |
| Gender/Age | 14 |
Rankings (Standard)
| National | |
| Overall | 8882 |
| Gender | 1975 |
| Age group | 1359 |
| Gender/Age | 302 |
| Provincial | |
| Overall | 3204 |
| Gender | 759 |
| Age group | 532 |
| Gender/Age | 128 |
| Regional | |
| Overall | 327 |
| Gender | 77 |
| Age group | 43 |
| Gender/Age | 12 |
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 | 5 |
| Score | 0.5 |
| Percent | 10 |
| Aor | 1321 |
| Dp | -340 |
| Prat | 981 |
Performance ()
| Games | 14 |
| Score | 3 |
| Percent | 21.4 |
| Aor | 1299.1 |
| Dp | -242.9 |
| Prat | 1056.2 |
Performance (12 months)
| Games | 14 |
| Score | 3 |
| Percent | 21.4 |
| Aor | 1299.1 |
| Dp | -242.9 |
| Prat | 1056.2 |
Performance (History)
| Games | 50 |
| Score | 18.5 |
| Percent | 37 |
| Aor | 1254.9 |
| Dp | -110.5 |
| Prat | 1144.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Thomas, J (Jenna) | 2 | 1 | 1 | 2024 D2 Schools Individuals (U15 Girls) | West Rand Trials 2025 (U16) | Details |
| Overall | 2 | Motaung, P (Puleng) | 2 | 1 | 1 | D2 Schools Individuals 2023 (U13 Girls) | D2 School League Finals 2023 (U13 Girls) | Details |
| Standard | 1 | Motaung, P (Puleng) | 2 | 1 | 1 | D2 Schools Individuals 2023 (U13 Girls) | D2 School League Finals 2023 (U13 Girls) | Details |
| Standard | 2 | Thomas, J (Jenna) | 2 | 1 | 1 | 2024 D2 Schools Individuals (U15 Girls) | West Rand Trials 2025 (U16) | Details |