Surname or Chess SA id..
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PLAYER PAGE

Judith Pretorius

2130154012
Ekurhuleni (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 1273.2
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 1229.7
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 1139.1
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
No tournaments found.
# 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 7483
Gender 1383
Age group 1122
Gender/Age 304
Provincial
Overall 2564
Gender 482
Age group 373
Gender/Age 97
Regional
Overall 551
Gender 139
Age group 95
Gender/Age 31
Rankings (Standard)
National
Overall 7992
Gender 1677
Age group 1340
Gender/Age 383
Provincial
Overall 2873
Gender 619
Age group 488
Gender/Age 138
Regional
Overall 570
Gender 153
Age group 98
Gender/Age 32
Rankings (Rapid)
National
Overall 2529
Gender 461
Age group 513
Gender/Age 138
Provincial
Overall 521
Gender 89
Age group 100
Gender/Age 26
Regional
Overall 187
Gender 52
Age group 55
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 32
Score 15
Percent 46.9
Aor 1262.2
Dp -26.6
Prat 1235.6
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 Van Wyk, J (Jamanique) 3 3 0 Ekurhuleni Chess Trial 3 2023 (U12) Ekurhuleni Trial 4 2025 (E) Details
Overall 2 Motloung, K (Kemoratile) 3 2 1 Kempton Park Cluster Individuals 2024 (U11 Girls) Ekurhuleni North District Individuals 2026 (U13 Girls) Details
Overall 3 Leimecke, M (Maya) 3 2 1 Kempton Park Cluster Teams League 2024 (U13 Girls) Ekurhuleni North Schools Finals - Teams 2024 (U13 Girls) Details
Overall 4 Janse Van Vuuren, E (Estiaan) 3 0 3 Ekurhuleni Closed 2024 (U12) Ekurhuleni Trial 4 2025 (E) Details
Overall 5 Van Niekerk, N (Nina) 2 1 1 Kempton Park Cluster Teams League 2024 (U13 Girls) Kempton Park Cluster Teams League 2024 (U13 Girls) Details
Standard 1 Van Wyk, J (Jamanique) 3 3 0 Ekurhuleni Chess Trial 3 2023 (U12) Ekurhuleni Trial 4 2025 (E) Details
Standard 2 Janse Van Vuuren, E (Estiaan) 3 0 3 Ekurhuleni Closed 2024 (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 Niekerk, N (Nina) 2 1 1 Kempton Park Cluster Teams League 2024 (U13 Girls) Kempton Park Cluster Teams League 2024 (U13 Girls) Details
Rapid 3 Fleming, B (Bellamae) 2 1 1 Kempton Park Cluster Teams League 2024 (U13 Girls) Kempton Park Cluster Teams League 2024 (U13 Girls) Details
Rapid 4 Motloung, K (Kemoratile) 2 1 1 Kempton Park Cluster Individuals 2024 (U11 Girls) Kemptonpark Cluster 2026 (U13 Girls) Details
Rapid 5 Van Oudtshoorn, A (Ava) 2 1 1 Kempton Park Team Clusters LS 2025 (U13) Kemptonpark Cluster 2026 (U13 Girls) Details