PLAYER PAGE
Judith Pretorius
2130154012Ekurhuleni (GE)Personal
Main rating
| Rating | 1276.1 |
| K-factor | 36 |
| Floor | 776.1 |
| Highest | 1276.1 (2026-06-01) |
| Min/Max +/- allowed | 149 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1256 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1276.1 |
| K-factor | 36 |
| Floor | 776.1 |
| Highest | 1276.1 (2026-06-01) |
| Min/Max +/- allowed | 148.8 |
Standard rating
| Rating | 1243.4 |
| K-factor | 36 |
| Floor | 743.4 |
| Highest | 1243.4 (2026-06-01) |
| Min/Max +/- allowed | 155.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1212.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1243.4 |
| K-factor | 36 |
| Floor | 743.4 |
| Highest | 1243.4 (2026-06-01) |
| Min/Max +/- allowed | 155.9 |
Rapid rating
| Rating | 1275.1 |
| K-factor | 36 |
| Floor | 788.6 |
| Highest | 1422.8 (2024-04-01) |
| Min/Max +/- allowed | 120.7 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1122.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1275.1 |
| K-factor | 36 |
| Floor | 788.6 |
| Highest | 1422.8 (2024-04-01) |
| Min/Max +/- allowed | 120.7 |
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 | Ekurhuleni North District Individuals 2026 (U13 Girls) | Standard | 2026-05-09 | 2026-05-09 | Ekurhuleni (GE) | 5 | 1243.4 | 5 | 3 | 1358.4 | 21.4 | Details |
| 2 | Kemptonpark Cluster 2026 (U13 Girls) | Rapid | 2026-04-18 | 2026-04-18 | Ekurhuleni (GE) | 5 | 1229.8 | 5 | 3 | 1343.8 | 13.6 | Details |
| 3 | Ekurhuleni 1st Standard Tournament 2026 (D) | Standard | 2026-02-14 | 2026-02-14 | Ekurhuleni (GE) | 5 | 1192.2 | 5 | 3 | 1498 | 28.7 | Details |
| 4 | Ekurhuleni Trial 4 2025 (E) | Standard | 2025-09-21 | 2025-09-21 | Ekurhuleni (GE) | 5 | 1239.1 | 5 | 0.5 | 883.9 | -34 | Details |
| 5 | Ekurhuleni North Schools Teams 2025 (U13 Open) | Standard | 2025-08-16 | 2025-08-16 | Ekurhuleni (GE) | 5 | 1191.7 | 4 | 3 | 1455 | 20.6 | Details |
| 6 | Kempton Park Team Clusters LS 2025 (U13) | Rapid | 2025-07-26 | 2025-07-26 | Ekurhuleni (GE) | 5 | 1191.7 | 3 | 2 | 1339 | 5.8 | Details |
| 7 | Ekurhuleni Trial 2 2025 (E) | Standard | 2025-06-21 | 2025-06-21 | Ekurhuleni (GE) | 5 | 1195.4 | 5 | 0.5 | 856.3 | -32.4 | Details |
| 8 | Kemptonpark School Cluster 2025 (U13 Girls) | Rapid | 2025-06-07 | 2025-06-07 | Ekurhuleni (GE) | 5 | 1195.4 | 5 | 3 | 1368.2 | 11.6 | Details |
| 9 | Ekurhuleni Closed 2024 (U12) | Standard | 2024-09-21 | 2024-09-21 | Ekurhuleni (GE) | 5 | 1217.4 | 5 | 1.5 | 1121.1 | -8.8 | Details |
| 10 | Ekurhuleni North Schools Finals - Teams 2024 (U13 Girls) | Rapid | 2024-08-02 | 2024-08-02 | Ekurhuleni (GE) | 5 | 1217.4 | 5 | 1 | 931.8 | -19.8 | Details |
| 11 | Ekurhuleni North Schools Finals - Teams 2024 (U11 Open) | Standard | 2024-08-03 | 2024-08-03 | Ekurhuleni (GE) | 5 | 1217.4 | 5 | 3.5 | 1377.3 | 16.3 | Details |
| 12 | Ekurhuleni North Primary Schools District Individual Finals 2024 (U11 Girls) | Standard | 2024-05-11 | 2024-05-11 | Ekurhuleni (GE) | 5 | 1202.5 | 5 | 3 | 1292.3 | 8.3 | Details |
| 13 | Kempton Park Cluster Teams League 2024 (U13 Girls) | Rapid | 2024-04-13 | 2024-04-13 | Ekurhuleni (GE) | 6 | 1159.1 | 6 | 5 | 1444.1 | 24.3 | Details |
| 14 | Kempton Park Cluster Individuals 2024 (U11 Girls) | Rapid | 2024-03-02 | 2024-03-02 | Ekurhuleni (GE) | 5 | 1139 | 5 | 3 | 1290.2 | 11.2 | Details |
| 15 | 2024 Gauteng Inter-Region Chess Championship (U12 Girls B) | Standard | 2024-01-13 | 2024-01-14 | Tshwane (GTP) | 5 | 1149.5 | 5 | 2 | 1105.4 | -5.8 | Details |
| 16 | 2023 Ekurhuleni North District Schools Finals (U11) | Standard | 2023-07-29 | 2023-07-29 | Ekurhuleni (GE) | 5 | 1147.7 | 1 | 0 | 735.5 | -8.8 | Details |
| 17 | 2023 Ekurhuleni North District Schools Finals (U11 Reserves) | Standard | 2023-07-29 | 2023-07-29 | Ekurhuleni (GE) | 5 | 1147.7 | 4 | 2.5 | 1272.4 | 9.8 | Details |
| 18 | Ekurhuleni Chess Trial 3 2023 (U12) | Standard | 2023-06-17 | 2023-06-17 | Ekurhuleni (GE) | 5 | 1157 | 5 | 2 | 1096.9 | -5.1 | Details |
| 19 | Ekurhuleni North Schools Individual Finals 2023 (U11 Girls) | Standard | 2023-05-12 | 2023-05-12 | Ekurhuleni (GE) | 5 | 1135.8 | 5 | 3 | 1250.8 | 12 | Details |
| 20 | Ekurhuleni Trials 2 2023 (U12) | Standard | 2023-04-22 | 2023-04-22 | Ekurhuleni (GE) | 5 | 1200 | 4 | 0 | 745.5 | -35.5 | 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 | 9 |
| Draws | 0 |
| Losses | 6 |
| White | 8 |
| Black | 7 |
| White wins | 4 |
| Black wins | 5 |
| Score | 9 |
| Percent | 60 |
| Dp | 85 |
| AOR | 1315.1 |
| Performance | 1400.1 |
Game statistics (History)
| Games | 92 |
| Wins | 40 |
| Draws | 9 |
| Losses | 43 |
| White | 45 |
| Black | 47 |
| White wins | 16 |
| Black wins | 24 |
| Score | 44.5 |
| Percent | 48.4 |
| Dp | -13.9 |
| AOR | 1222.3 |
| Performance | 1208.5 |
Rankings (Main)
| National | |
| Overall | 7552 |
| Gender | 1403 |
| Age group | 1147 |
| Gender/Age | 313 |
| Provincial | |
| Overall | 2594 |
| Gender | 486 |
| Age group | 389 |
| Gender/Age | 99 |
| Regional | |
| Overall | 567 |
| Gender | 140 |
| Age group | 98 |
| Gender/Age | 29 |
Rankings (Standard)
| National | |
| Overall | 8080 |
| Gender | 1705 |
| Age group | 1363 |
| Gender/Age | 384 |
| Provincial | |
| Overall | 2928 |
| Gender | 633 |
| Age group | 496 |
| Gender/Age | 138 |
| Regional | |
| Overall | 586 |
| Gender | 157 |
| Age group | 100 |
| Gender/Age | 31 |
Rankings (Rapid)
| National | |
| Overall | 2570 |
| Gender | 468 |
| Age group | 529 |
| Gender/Age | 134 |
| Provincial | |
| Overall | 544 |
| Gender | 101 |
| Age group | 108 |
| Gender/Age | 28 |
| Regional | |
| Overall | 202 |
| Gender | 56 |
| Age group | 58 |
| Gender/Age | 15 |
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 | 9 |
| Percent | 60 |
| Aor | 1315.1 |
| Dp | 85 |
| Prat | 1400.1 |
Performance (12 months)
| Games | 24 |
| Score | 12.5 |
| Percent | 52.1 |
| Aor | 1284 |
| Dp | 17.7 |
| Prat | 1301.7 |
Performance (History)
| Games | 92 |
| Score | 44.5 |
| Percent | 48.4 |
| Aor | 1222.3 |
| Dp | -13.9 |
| Prat | 1208.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Janse Van Vuuren, E (Estiaan) | 3 | 0 | 3 | Ekurhuleni Closed 2024 (U12) | Ekurhuleni Trial 4 2025 (E) | Details |
| Overall | 2 | Van Wyk, J (Jamanique) | 3 | 3 | 0 | Ekurhuleni Chess Trial 3 2023 (U12) | Ekurhuleni Trial 4 2025 (E) | Details |
| Overall | 3 | Motloung, K (Kemoratile) | 3 | 2 | 1 | Kempton Park Cluster Individuals 2024 (U11 Girls) | Ekurhuleni North District Individuals 2026 (U13 Girls) | Details |
| Overall | 4 | Leimecke, M (Maya) | 3 | 2 | 1 | Kempton Park Cluster Teams League 2024 (U13 Girls) | Ekurhuleni North Schools Finals - Teams 2024 (U13 Girls) | Details |
| Overall | 5 | Chisango, R (Ryan) | 2 | 0 | 2 | Ekurhuleni Trial 2 2025 (E) | Ekurhuleni Trial 4 2025 (E) | Details |
| Standard | 1 | Janse Van Vuuren, E (Estiaan) | 3 | 0 | 3 | Ekurhuleni Closed 2024 (U12) | Ekurhuleni Trial 4 2025 (E) | Details |
| Standard | 2 | Van Wyk, J (Jamanique) | 3 | 3 | 0 | Ekurhuleni Chess Trial 3 2023 (U12) | Ekurhuleni Trial 4 2025 (E) | Details |
| Standard | 3 | Naude, J (Juliette) | 2 | 1 | 1 | Ekurhuleni Chess Trial 3 2023 (U12) | 2024 Gauteng Inter-Region Chess Championship (U12 Girls B) | Details |
| Standard | 4 | Mpye, K (Karabo) | 2 | 2 | 0 | Ekurhuleni Trial 2 2025 (E) | Ekurhuleni Trial 4 2025 (E) | Details |
| Standard | 5 | Botha, R (Rochelle) | 2 | 1 | 1 | Ekurhuleni Trials 2 2023 (U12) | 2023 Ekurhuleni North District Schools Finals (U11 Reserves) | Details |
| Rapid | 1 | Leimecke, M (Maya) | 3 | 2 | 1 | Kempton Park Cluster Teams League 2024 (U13 Girls) | Ekurhuleni North Schools Finals - Teams 2024 (U13 Girls) | Details |
| Rapid | 2 | Van Oudtshoorn, A (Ava) | 2 | 1 | 1 | Kempton Park Team Clusters LS 2025 (U13) | Kemptonpark Cluster 2026 (U13 Girls) | Details |
| Rapid | 3 | Van Niekerk, N (Nina) | 2 | 1 | 1 | Kempton Park Cluster Teams League 2024 (U13 Girls) | Kempton Park Cluster Teams League 2024 (U13 Girls) | Details |
| Rapid | 4 | Fleming, B (Bellamae) | 2 | 1 | 1 | Kempton Park Cluster Teams League 2024 (U13 Girls) | Kempton Park Cluster Teams League 2024 (U13 Girls) | Details |
| Rapid | 5 | Motloung, K (Kemoratile) | 2 | 1 | 1 | Kempton Park Cluster Individuals 2024 (U11 Girls) | Kemptonpark Cluster 2026 (U13 Girls) | Details |