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

PLAYER PAGE

Cornelia Aletta Van Zyl

2090137600
Cape Winelands (WCW)
Personal
Main rating
Rating 1493.7
K-factor 32
Floor 1047.1
Highest 1574.1 (2024-09-01)
Min/Max +/- allowed 97
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1470.5
Final +/- 0
New Rating
()
Rating 1493.7
K-factor 32
Floor 1047.1
Highest 1574.1 (2024-09-01)
Min/Max +/- allowed 97.3
Standard rating
Rating 1500.2
K-factor 32
Floor 1019.2
Highest 1535.1 (2024-09-01)
Min/Max +/- allowed 102.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1476.8
Final +/- 0
New Rating
()
Rating 1500.2
K-factor 32
Floor 1019.2
Highest 1535.1 (2024-09-01)
Min/Max +/- allowed 102.9
Rapid rating
Rating 1469.2
K-factor 32
Floor 969.2
Highest 1469.2 (2026-03-01)
Min/Max +/- allowed 113
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1420.2
Final +/- 0
New Rating
()
Rating 1469.2
K-factor 32
Floor 969.2
Highest 1469.2 (2026-03-01)
Min/Max +/- allowed 113
Blitz rating
Rating 1247.3
K-factor 36
Floor 747.3
Highest 1247.3 (2025-05-05)
Min/Max +/- allowed 155
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1247.3
K-factor 36
Floor 747.3
Highest 1247.3 (2025-05-05)
Min/Max +/- allowed 155
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 2026 WCSC HS Individual Championship (U18 Girls) Standard 2026-05-02 2026-05-03 Eden (WEG) 6 1439.9 6 4.5 1693.2 47.4 Details
2 South African Junior Closed Chess Championship 2026 (U18 Girls) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1488 9 4 1349.1 -48.1 Details
3 Cape Winelands Schools - Prestige 2026 (U18 Girls) Standard 2026-03-21 2026-03-21 Cape Winelands (WCW) 5 1475.1 5 4 1547.6 10.5 Details
4 Cape Winelands Open Rapid 2026 (Advanced) Rapid 2026-03-14 2026-03-14 Cape Winelands (WCW) 6 1475.1 6 2.5 1443.3 -3.4 Details
5 Cape Winelands Schools - High School Trials 1 2026 (U18 Girls) Standard 2026-02-28 2026-02-28 Cape Winelands 5 1475.1 5 3.5 1504 5.9 Details
6 2025 Mzansi Individual Championships (U18 Girls) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1480.4 6 3 1375 -14.8 Details
7 2025 Mzansi Inter Provincial Team Championships (U18 Girls) Standard 2025-12-15 2025-12-16 Nelson Mandela Bay (ENM) 5 1480.4 5 2 1318.5 -16.4 Details
8 WCSC Kings & Queens 2025 (Queens) Rapid 2025-11-29 2025-11-29 Cape Winelands (WCW) 6 1480.4 4 4 1777.6 17.8 Details
9 Western Cape Club Championship 2025 (B) Standard 2025-10-25 2025-10-26 Overberg (WOS) 5 1479.8 5 4 1674.9 19.8 Details
10 Worcester Schools Knock-Out 2025 (U15+U18 Girls) Rapid 2025-10-18 2025-10-18 Cape Winelands (WCW) 5 1479.8 4 3 1497 1.3 Details
11 Langeberg Club 2025 (High School+Open) Rapid 2025-10-04 2025-10-04 Cape Winelands (WCW) 6 1479.8 5 2 1243 -16.9 Details
12 Cape Winelands Top Schools 2025 (U17+U19) Rapid 2025-08-23 2025-08-23 Cape Winelands (WCW) 5 1489 2 0 913.8 -18 Details
13 Cape Winelands Queens 2025 (Open) Rapid 2025-06-21 2025-06-21 Cape Winelands (WCW) 6 1472.4 6 4 1440 -2.4 Details
14 2025 WC Rural Cup (U18) Standard 2025-06-14 2025-06-15 Eden (WEG) 6 1472.4 6 4 1580.6 12.8 Details
15 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Blitz) Blitz 2025-04-16 2025-04-17 Geece (GRE) 11 1523.3 11 2 1355.6 -11.2 Details
16 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Rapid) Rapid 2025-04-13 2025-04-15 Greece (GRE) 11 1523.3 11 2.5 1419.4 -13.2 Details
17 Western Cape Schools Individual Championship 2025 (U17 Girls) Standard 2025-04-26 2025-04-27 West Coast (WCU) 6 1523.3 6 3.5 1348.2 -20.3 Details
18 South African Junior Closed Chess Championships 2025 (U16 Girls) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1523.3 9 3 1287.9 -50.4 Details
19 Cape Winelands Schools Prestige 2025 (U17 Girls) Standard 2025-03-08 2025-03-08 Cape Winelands (WCW) 5 1534.2 5 3.5 1468.7 -6.8 Details
20 Cape of Good Hope Open 2025 (Open Rapid) Rapid 2025-02-22 2025-02-22 Cape Town (WCT) 7 1521.3 0 0 0 0 Details
21 Cape Winelands Schools - Trials 1 2025 (U17 Girls) Standard 2025-02-08 2025-02-08 Cape Winelands (WCW) 5 1521.3 5 4.5 1594 8.1 Details
22 Marie Delport Memorial 2025 (Ladies) Standard 2025-01-25 2025-01-26 Cape Winelands (WCW) 6 1521.6 6 4 1506.7 -0.2 Details
23 Mzansi Interprovincial Youth Chess Championships 2024 (U16 Girls Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1545.9 7 4 1456.8 -15.2 Details
24 Worcester Knock-Out 2024 (U15 Girls) Rapid 2024-10-19 2024-10-19 Cape Winelands (WCW) 6 1547.1 6 5 1508 -0.7 Details
25 Worcester Library Challenge 2024 Standard 2024-09-30 2024-09-30 Cape Winelands (WCW) 5 1421.4 5 5 1668.2 23.6 Details
26 Akkertjies Invitational 2024 (Open) Standard 2024-09-14 2024-09-14 Cape Winelands (WCW) 6 1421.4 6 6 1603.2 21.7 Details
27 Cape Winelands - Top Schools 2024 (U15 Mixed) Standard 2024-07-27 2024-07-27 Cape Winelands (WCW) 5 1412.6 4 2.5 1482.2 5.5 Details
28 Western Cape - Kings and Queens 2024 (Girls) Rapid 2024-06-08 2024-06-08 Overberg (WOS) 5 1391.3 3 3 1692.6 13.4 Details
29 Western Cape Inter Region Cup 2024 (U20 Girls) Standard 2024-03-23 2024-03-24 Overberg (WOS) 5 1389.4 5 2.5 1305 -8.4 Details
30 Western Cape HS Individuals Championship 2024 (U15 Girls) Standard 2024-03-21 2024-03-22 Overberg (WOS) 6 1389.4 6 4 1489.3 11.6 Details
31 Cape Winelands Schools - Prestige 2024 (U15 Girls) Standard 2024-03-02 2024-03-02 Cape Winelands (WCW) 5 1389.4 5 3 1375 -2 Details
32 Cape Winelands Schools - HS Trials 1 2024 (U15 Girls) Rapid 2024-02-17 2024-02-17 Cape Winelands (WCW) 6 1429.3 6 2.5 1159.2 -24.8 Details
33 Cape Winelands - Marie Delport Memorial 2024 (Ladies) Standard 2024-01-27 2024-01-28 Cape Winelands (WCW) 6 1426.5 6 4 1440 1.7 Details
34 2023 Western Cape Rural Cup (U16) Standard 2023-12-09 2023-12-10 Cape Winelands (WCW) 5 1409.8 3 2 1601.5 10.5 Details
35 Worcester Knock-Out 2023 (U15 Girls) Rapid 2023-10-14 2023-10-14 Cape Winelands (WCW) 6 1359.9 6 6 1728.8 31.5 Details
36 CW Top Schools 2023 (Intermediate) Standard 2023-08-12 2023-08-12 West Coast (WCU) 5 1395 5 2.5 1176 -21.9 Details
37 Cape Winelands Open 2023 (Intermediate) Standard 2023-07-22 2023-07-23 Cape Winelands (WCW) 6 1430.6 6 3.5 1248 -22.2 Details
38 Strategema 2023 (U15-U19) Standard 2023-05-13 2023-05-13 Cape Winelands (WCW) 5 1425.3 5 4 1463.9 3.3 Details
39 Western Cape HS Individuals 2023 (U15 Girls) Standard 2023-04-01 2023-04-02 Cape Town (WCT) 6 1422.4 6 4 1437.1 1.8 Details
40 Cape Winelands Schools Prestige 2023 (U15 Girls) Standard 2023-03-11 2023-03-11 Cape Winelands (WCW) 5 1420.8 5 3.5 1435.7 1 Details
41 Cape Winelands Schools Chess - Trials 1 2023 (U15 Girls) Standard 2023-02-25 2023-02-25 Cape Winelands (WCW) 5 1445.5 5 3 1291.9 -15.4 Details
42 Marie Delport Memorial 2023 (Ladies) Standard 2023-01-21 2023-01-21 Cape Winelands (WCW) 6 1470.8 6 4 1325.9 -15.7 Details
43 CW Grass Roots Tournament 2022 (U13 Girls) Standard 2022-11-19 2022-11-19 Cape Winelands (WCW) 5 1444.8 5 5 1598.6 15.9 Details
44 Metro Rapid 2022 (U13 Girls) Rapid 2022-10-22 2022-10-22 Cape Town (WCT) 5 1438.8 5 4 1496.3 3.7 Details
45 Western Cape Top Schools 2022 (U13 Girls) Standard 2022-09-16 2022-09-17 Overberg (WOS) 5 1420.2 5 4 1438.4 2.7 Details
46 Cape Winelands Schools Top Schools 2022 (U13 Girls) Standard 2022-08-27 2022-08-27 Cape Winelands (WCW) 5 1347.7 4 4 1612.2 20.7 Details
47 Worcester Primary School League 2022 (U13) Standard 2022-05-21 2022-05-21 Cape Winelands (WCW) 6 1171.3 6 6 1637.8 55.9 Details
48 Western Cape Schools 2022 (U13 Girls) Standard 2022-05-28 2022-05-29 Cape Winelands (WCW) 6 1171.3 6 3 1281.4 13.1 Details
49 Rhenish Primary Tournament 2022 (U14) Rapid 2022-05-14 2022-05-14 Cape Winelands (WCW) 5 1171.3 5 4 1455.6 19.7 Details
50 OCF Open 2022 (U14) Rapid 2022-04-09 2022-04-09 Overberg (WOS) 5 1166 5 2 1211.4 2.7 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 31
Wins 14
Draws 9
Losses 8
White 16
Black 15
White wins 8
Black wins 6
Score 18.5
Percent 59.7
Dp 82.3
AOR 1408.6
Performance 1490.9
Game statistics (History)
Games 289
Wins 166
Draws 27
Losses 96
White 148
Black 140
White wins 83
Black wins 82
Score 179.5
Percent 62.1
Dp 102.9
AOR 1323.4
Performance 1426.3
Rankings (Main)
National
Overall 2068
Gender 258
Age group 265
Gender/Age 40
Provincial
Overall 620
Gender 93
Age group 75
Gender/Age 14
Regional
Overall 87
Gender 22
Age group 16
Gender/Age 6
Rankings (Standard)
National
Overall 1827
Gender 242
Age group 240
Gender/Age 38
Provincial
Overall 535
Gender 91
Age group 64
Gender/Age 14
Regional
Overall 75
Gender 23
Age group 14
Gender/Age 6
Rankings (Rapid)
National
Overall 515
Gender 46
Age group 65
Gender/Age 5
Provincial
Overall 240
Gender 24
Age group 35
Gender/Age 3
Regional
Overall 28
Gender 5
Age group 7
Gender/Age 2
Rankings (Blitz)
National
Overall 407
Gender 26
Age group 48
Gender/Age 7
Provincial
Overall 126
Gender 6
Age group 14
Gender/Age 2
Regional
Overall 7
Gender 2
Age group 2
Gender/Age 1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 31
Score 18.5
Percent 59.7
Aor 1408.6
Dp 82.3
Prat 1490.9
Performance (12 months)
Games 62
Score 36.5
Percent 58.9
Aor 1385.5
Dp 75.4
Prat 1460.9
Performance (History)
Games 289
Score 179.5
Percent 62.1
Aor 1323.4
Dp 102.9
Prat 1426.3
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Johnson, L (Lakeisha) 6 3 3 2023 Western Cape Rural Cup (U16) Cape Winelands Schools - High School Trials 1 2026 (U18 Girls) Details
Overall 2 Neethling, A (Ashrique) 4 2 2 Worcester Schools Trials 2022 (U13 Girls) Cape Winelands Schools - High School Trials 1 2026 (U18 Girls) Details
Overall 3 Nieuwoudt, N (Noreht) 4 3 1 Marie Delport Memorial 2023 (Ladies) Cape Winelands Schools - Prestige 2026 (U18 Girls) Details
Overall 4 September, C (Cindy-Joy) 4 1 3 CW Grass Roots Tournament 2022 (U13 Girls) Worcester Knock-Out 2024 (U15 Girls) Details
Overall 5 Crotz, K (Kirsten) 3 1 2 Worcester Schools Trials 2022 (U13 Girls) Cape Winelands Schools Prestige 2023 (U15 Girls) Details
Standard 1 Johnson, L (Lakeisha) 4 3 1 2023 Western Cape Rural Cup (U16) Cape Winelands Schools - High School Trials 1 2026 (U18 Girls) Details
Standard 2 Nieuwoudt, N (Noreht) 4 3 1 Marie Delport Memorial 2023 (Ladies) Cape Winelands Schools - Prestige 2026 (U18 Girls) Details
Standard 3 Love, C (Celine) 3 3 0 Western Cape HS Individuals Championship 2024 (U15 Girls) South African Junior Closed Chess Championships 2025 (U16 Girls) Details
Standard 4 Prinsloo, K (Kayla) 3 2 1 Cape Winelands Schools Chess - Trials 1 2023 (U15 Girls) Cape Winelands Schools Prestige 2025 (U17 Girls) Details
Standard 5 Van Deventer, L (Lia) 3 1 2 CW Grass Roots Tournament 2022 (U13 Girls) Cape Winelands Schools - Prestige 2026 (U18 Girls) Details
Rapid 1 Neethling, A (Ashrique) 3 1 2 Worcester Schools Trials 2022 (U13 Girls) WCSC Kings & Queens 2025 (Queens) Details
Rapid 2 Van Der Westhuizen, L (Lauren) 2 1 1 WCSC Kings & Queens 2025 (Queens) WCSC Kings & Queens 2025 (Queens) Details
Rapid 3 Reynard, R (Ree-Shaan) 2 1 1 Cape Winelands Schools - HS Trials 1 2024 (U15 Girls) Worcester Knock-Out 2024 (U15 Girls) Details
Rapid 4 Titus, J (Jay-Lynn) 2 2 0 Cape Winelands Schools - HS Trials 1 2024 (U15 Girls) Worcester Knock-Out 2024 (U15 Girls) Details
Rapid 5 September, C (Cindy-Joy) 2 0 2 Western Cape - Kings and Queens 2024 (Girls) Worcester Knock-Out 2024 (U15 Girls) Details