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

PLAYER PAGE

Joa De Villiers

1130314149
Cape Winelands (WCW)
Personal
Main rating
Rating 1352.5
K-factor 36
Floor 855.2
Highest 1355.2 (2026-06-01)
Min/Max +/- allowed 133
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1292.8
Final +/- 0
New Rating
()
Rating 1352.5
K-factor 36
Floor 855.2
Highest 1355.2 (2026-06-01)
Min/Max +/- allowed 132.9
Standard rating
Rating 1267.2
K-factor 36
Floor 767.2
Highest 1267.2 (2026-03-01)
Min/Max +/- allowed 150.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1160.3
Final +/- 0
New Rating
()
Rating 1267.2
K-factor 36
Floor 767.2
Highest 1267.2 (2026-03-01)
Min/Max +/- allowed 150.7
Rapid rating
Rating 1321.2
K-factor 36
Floor 837
Highest 1337 (2026-06-01)
Min/Max +/- allowed 136.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1321.2
K-factor 36
Floor 837
Highest 1337 (2026-06-01)
Min/Max +/- allowed 136.4
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2025-02-01)
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 (2025-02-01)
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 Western Cape Schools - Brian Raubenheimer Development 2026 (U13 Boys) Rapid 2026-08-15 2026-08-15 Cape Winelands (WCW) 6 1352.5 5 2.5 1341.7 -2.7 Details
2 Cape Winelands Schools - Development Trials 2026 (U13 Boys) Rapid 2026-05-23 2026-05-23 Cape Winelands (WCW) 6 1267.3 6 6 1647.7 52.6 Details
3 Cape Winelands Schools - Prestige 2026 (U13 Boys) Standard 2026-03-21 2026-03-21 Cape Winelands (WCW) 5 1253.4 5 2.5 1274.2 4.9 Details
4 Cape Winelands Open Rapid 2026 (U14) Rapid 2026-03-14 2026-03-14 Cape Winelands (WCW) 6 1253.4 6 3 1318 9.1 Details
5 Cape Winelands Schools - Primary Schools Trials 1 2026 (U13 Boys) Standard 2026-02-14 2026-02-14 Cape Winelands (WCW) 5 1238.4 5 3 1317.2 8.3 Details
6 Cape Winelands Open 2025 (U14) Standard 2025-07-19 2025-07-19 Cape Winelands (WCW) 5 1202.6 5 3 1414.9 19.9 Details
7 Cape Winelands Schools Prestige 2025 (U13 Boys) Standard 2025-03-08 2025-03-08 Cape Winelands (WCW) 5 1229.7 5 1 1017.3 -21.4 Details
8 Cape Winelands Schools - Trials 1 2025 (U13 Boys) Standard 2025-02-22 2025-02-22 Cape Winelands (WCW) 5 1199.2 5 3 1348.9 15.3 Details
9 Marie Delport Memorial 2025 (U14 Boys) Standard 2025-01-25 2025-01-26 Cape Winelands (WCW) 6 1200 6 3 1155.4 -5.1 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 27
Wins 16
Draws 2
Losses 9
White 12
Black 15
White wins 7
Black wins 9
Score 17
Percent 63
Dp 110.2
AOR 1277.2
Performance 1387.4
Game statistics (History)
Games 48
Wins 26
Draws 2
Losses 20
White 23
Black 25
White wins 12
Black wins 14
Score 27
Percent 56.2
Dp 53.1
AOR 1265.6
Performance 1318.7
Rankings (Main)
National
Overall 4633
Gender 3848
Age group 649
Gender/Age 472
Provincial
Overall 1436
Gender 1133
Age group 223
Gender/Age 147
Regional
Overall 210
Gender 155
Age group 34
Gender/Age 21
Rankings (Standard)
National
Overall 6530
Gender 5213
Age group 1092
Gender/Age 784
Provincial
Overall 1895
Gender 1420
Age group 320
Gender/Age 201
Regional
Overall 280
Gender 205
Age group 44
Gender/Age 27
Rankings (Rapid)
National
Overall 1769
Gender 1484
Age group 353
Gender/Age 262
Provincial
Overall 760
Gender 625
Age group 151
Gender/Age 108
Regional
Overall 125
Gender 95
Age group 29
Gender/Age 18
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 27
Score 17
Percent 63
Aor 1277.2
Dp 110.2
Prat 1387.4
Performance (12 months)
Games 27
Score 17
Percent 63
Aor 1277.2
Dp 110.2
Prat 1387.4
Performance (History)
Games 48
Score 27
Percent 56.2
Aor 1265.6
Dp 53.1
Prat 1318.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Majiedt, J (Johayne) 2 0 2 Cape Winelands Schools - Development Trials 2026 (U13 Boys) Western Cape Schools - Brian Raubenheimer Development 2026 (U13 Boys) Details
Overall 2 Isaacs, Q (Quinton) 2 0 2 Cape Winelands Open Rapid 2026 (U14) Cape Winelands Schools - Development Trials 2026 (U13 Boys) Details
Rapid 1 Majiedt, J (Johayne) 2 0 2 Cape Winelands Schools - Development Trials 2026 (U13 Boys) Western Cape Schools - Brian Raubenheimer Development 2026 (U13 Boys) Details
Rapid 2 Isaacs, Q (Quinton) 2 0 2 Cape Winelands Open Rapid 2026 (U14) Cape Winelands Schools - Development Trials 2026 (U13 Boys) Details