Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Judith Pretorius

2130154012
Ekurhuleni (GE)
Personal
Main rating
Rating 1283.2
K-factor 36
Floor 783.2
Highest 1283.2 (2026-09-01)
Min/Max +/- allowed 147
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1247.4
Final +/- 0
New Rating
()
Rating 1283.2
K-factor 36
Floor 783.2
Highest 1283.2 (2026-09-01)
Min/Max +/- allowed 147.3
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 1195.7
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 1287.9
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 1186.8
Final +/- 0
New Rating
()
Rating 1287.9
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 Kempton Cluster 2026 (U13A) Rapid 2026-08-01 2026-08-01 Ekurhuleni (GE) 5 1283.2 5 4 1315.8 7.1 Details
2 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
3 Kemptonpark Cluster 2026 (U13 Girls) Rapid 2026-04-18 2026-04-18 Ekurhuleni (GE) 5 1229.8 5 3 1343.8 13.6 Details
4 Ekurhuleni 1st Standard Tournament 2026 (D) Standard 2026-02-14 2026-02-14 Ekurhuleni (GE) 5 1192.2 5 3 1498 28.7 Details
5 Ekurhuleni Trial 4 2025 (E) Standard 2025-09-21 2025-09-21 Ekurhuleni (GE) 5 1239.1 5 0.5 883.9 -34 Details
6 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
7 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
8 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
9 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
10 Ekurhuleni Closed 2024 (U12) Standard 2024-09-21 2024-09-21 Ekurhuleni (GE) 5 1217.4 5 1.5 1121.1 -8.8 Details
11 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
12 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
13 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
14 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
15 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
16 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
17 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
18 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
19 Ekurhuleni Chess Trial 3 2023 (U12) Standard 2023-06-17 2023-06-17 Ekurhuleni (GE) 5 1157 5 2 1096.9 -5.1 Details
20 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
21 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 20
Wins 13
Draws 0
Losses 7
White 11
Black 9
White wins 6
Black wins 7
Score 13
Percent 65
Dp 127.5
AOR 1251.5
Performance 1379
Game statistics (History)
Games 97
Wins 44
Draws 9
Losses 44
White 48
Black 49
White wins 18
Black wins 26
Score 48.5
Percent 50
Dp 0
AOR 1214
Performance 1214
Rankings (Main)
National
Overall 6936
Gender 1291
Age group 1091
Gender/Age 297
Provincial
Overall 2372
Gender 453
Age group 357
Gender/Age 91
Regional
Overall 516
Gender 130
Age group 92
Gender/Age 26
Rankings (Standard)
National
Overall 7650
Gender 1610
Age group 1335
Gender/Age 375
Provincial
Overall 2768
Gender 603
Age group 478
Gender/Age 134
Regional
Overall 579
Gender 155
Age group 105
Gender/Age 34
Rankings (Rapid)
National
Overall 2360
Gender 433
Age group 494
Gender/Age 131
Provincial
Overall 534
Gender 98
Age group 106
Gender/Age 28
Regional
Overall 201
Gender 56
Age group 53
Gender/Age 14
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 20
Score 13
Percent 65
Aor 1251.5
Dp 127.5
Prat 1379
Performance (12 months)
Games 25
Score 13.5
Percent 54
Aor 1246
Dp 34
Prat 1280
Performance (History)
Games 97
Score 48.5
Percent 50
Aor 1214
Dp 0
Prat 1214
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 Janse Van Vuuren, E (Estiaan) 3 0 3 Ekurhuleni Closed 2024 (U12) Ekurhuleni Trial 4 2025 (E) 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 Labuschagne, A (Anandi) 2 0 2 Ekurhuleni North Schools Individual Finals 2023 (U11 Girls) Kempton Park Cluster Individuals 2024 (U11 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 Motloung, K (Kemoratile) 2 1 1 Kempton Park Cluster Individuals 2024 (U11 Girls) Kemptonpark Cluster 2026 (U13 Girls) Details
Rapid 3 Van Oudtshoorn, A (Ava) 2 1 1 Kempton Park Team Clusters LS 2025 (U13) Kemptonpark Cluster 2026 (U13 Girls) Details
Rapid 4 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 5 Fleming, B (Bellamae) 2 1 1 Kempton Park Cluster Teams League 2024 (U13 Girls) Kempton Park Cluster Teams League 2024 (U13 Girls) Details