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

PLAYER PAGE

Wian Joerdens

1140192790
Cape Winelands (WCW)
Personal
Main rating
Rating 1131.7
K-factor 36
Floor 700
Highest 1200 (2024-02-01)
Min/Max +/- allowed 166
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1102.4
Final +/- 0
New Rating
()
Rating 1131.7
K-factor 36
Floor 700
Highest 1200 (2024-02-01)
Min/Max +/- allowed 165.8
Standard rating
Rating 1163.8
K-factor 36
Floor 705.7
Highest 1205.7 (2026-02-28)
Min/Max +/- allowed 164.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1163.8
K-factor 36
Floor 705.7
Highest 1205.7 (2026-02-28)
Min/Max +/- allowed 164.5
Rapid rating
Rating 1112.1
K-factor 36
Floor 700
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 1084.8
Final +/- 0
New Rating
()
Rating 1112.1
K-factor 36
Floor 700
Highest 1200 (2024-02-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
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 1200
K-factor 36
Floor 700
Highest 1200 (2024-02-01)
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 Stellenbosch Primary 2026 (U13) Rapid 2026-08-22 2026-08-22 Cape Winelands (WCW) 5 1131.7 5 2.5 1210.5 0 Details
2 Cape Winelands Schools - Prestige 2026 (U13 Boys) Standard 2026-03-21 2026-03-21 Cape Winelands (WCW) 5 1173.6 5 1 1046.3 -23.9 Details
3 Cape Winelands Schools - Primary Schools Trials 1 2026 (U13 Boys) Standard 2026-02-14 2026-02-14 Cape Winelands (WCW) 5 1160.6 5 3 1307.2 13.8 Details
4 Marie Delport Memorial 2026 (U14 Boys) Standard 2026-01-31 2026-01-31 Cape Winelands (WCW) 5 1160.6 5 2 1172.3 0.3 Details
5 Six Gun Grill Summer Sport Festival Chess Championships 2025 (Individual U13 Boys) Rapid 2025-12-09 2025-12-09 Cape Winelands (WCW) 5 1163.4 5 1.5 1080 -5.8 Details
6 Six Gun Grill Summer Sport Festival Chess Championships 2025 (Team U13) Rapid 2025-12-08 2025-12-08 Cape Winelands (WCW) 5 1163.4 5 2 1121 -2.3 Details
7 Stellenbosch Primary 2025 (U11) Rapid 2025-08-16 2025-08-16 Cape Winelands (WCW) 5 1169 5 2.5 1256 5.6 Details
8 Cape Winelands Schools Development 2025 (U11 Boys) Rapid 2025-08-02 2025-08-02 Cape Winelands (WCW) 5 1169 5 1.5 1038.2 -9.1 Details
9 Marie Delport Memorial 2025 (U12 Boys) Standard 2025-01-25 2025-01-26 Cape Winelands (WCW) 6 1143.9 6 3 1190.4 5.3 Details
10 Stellenbosch Primary 2024 (U11) Rapid 2024-08-17 2024-08-17 Cape Winelands (WCW) 5 1174.4 5 1 951.8 -15.3 Details
11 Cape Winelands Schools - PS Trials 1 2024 (U11 Boys) Rapid 2024-02-10 2024-02-10 Cape Winelands (WCW) 6 1200 6 2 1063 -12.7 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 8
Draws 1
Losses 11
White 12
Black 8
White wins 4
Black wins 4
Score 8.5
Percent 42.5
Dp -63.8
AOR 1247.8
Performance 1184.1
Game statistics (History)
Games 57
Wins 20
Draws 4
Losses 33
White 30
Black 27
White wins 10
Black wins 10
Score 22
Percent 38.6
Dp -96.9
AOR 1227.4
Performance 1130.5
Rankings (Main)
National
Overall 17408
Gender 13048
Age group 3638
Gender/Age 2541
Provincial
Overall 5105
Gender 3737
Age group 1034
Gender/Age 688
Regional
Overall 835
Gender 575
Age group 170
Gender/Age 113
Rankings (Standard)
National
Overall 11979
Gender 9022
Age group 2431
Gender/Age 1685
Provincial
Overall 3560
Gender 2575
Age group 736
Gender/Age 481
Regional
Overall 603
Gender 417
Age group 124
Gender/Age 78
Rankings (Rapid)
National
Overall 6200
Gender 4618
Age group 1436
Gender/Age 993
Provincial
Overall 2343
Gender 1685
Age group 541
Gender/Age 354
Regional
Overall 424
Gender 280
Age group 109
Gender/Age 67
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 8.5
Percent 42.5
Aor 1247.8
Dp -63.8
Prat 1184.1
Performance (12 months)
Games 30
Score 12
Percent 40
Aor 1241.2
Dp -85
Prat 1156.2
Performance (History)
Games 57
Score 22
Percent 38.6
Aor 1227.4
Dp -96.9
Prat 1130.5
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Conradie, J (Johandre) 2 2 0 Stellenbosch Primary 2025 (U11) Cape Winelands Schools - Prestige 2026 (U13 Boys) Details
Overall 2 Botha, J (Jaco) 2 1 1 Cape Winelands Schools Development 2025 (U11 Boys) Six Gun Grill Summer Sport Festival Chess Championships 2025 (Individual U13 Boys) Details
Overall 3 Bekker, T (Thian) 2 0 2 Marie Delport Memorial 2025 (U12 Boys) Cape Winelands Schools Development 2025 (U11 Boys) Details
Overall 4 Pieters, L (Liam) 2 2 0 Cape Winelands Schools Development 2025 (U11 Boys) Cape Winelands Schools - Prestige 2026 (U13 Boys) Details
Overall 5 Nagel, A (Alexander) 2 2 0 Cape Winelands Schools - PS Trials 1 2024 (U11 Boys) Cape Winelands Schools - Prestige 2026 (U13 Boys) Details
Standard 1 Cornelissen, E (Eesa) 2 1 1 Marie Delport Memorial 2026 (U14 Boys) Cape Winelands Schools - Primary Schools Trials 1 2026 (U13 Boys) Details
Rapid 1 Botha, J (Jaco) 2 1 1 Cape Winelands Schools Development 2025 (U11 Boys) Six Gun Grill Summer Sport Festival Chess Championships 2025 (Individual U13 Boys) Details
Rapid 2 Cruywagen, S (Simon) 2 1 1 Stellenbosch Primary 2024 (U11) Stellenbosch Primary 2026 (U13) Details