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

PLAYER PAGE

Mackenzy Williams

2160137731
Cape Winelands (WCW)
Personal
Main rating
Rating 1442.5
K-factor 32
Floor 955.8
Highest 1457.5 (2026-02-28)
Min/Max +/- allowed 115
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1353.6
Final +/- 0
New Rating
()
Rating 1442.5
K-factor 32
Floor 955.8
Highest 1457.5 (2026-02-28)
Min/Max +/- allowed 114.9
Standard rating
Rating 1420.7
K-factor 32
Floor 943.2
Highest 1443.2 (2026-02-28)
Min/Max +/- allowed 117.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1355.8
Final +/- 0
New Rating
()
Rating 1420.7
K-factor 32
Floor 943.2
Highest 1443.2 (2026-02-28)
Min/Max +/- allowed 117.3
Rapid rating
Rating 1445.2
K-factor 32
Floor 946.4
Highest 1446.4 (2026-06-01)
Min/Max +/- allowed 116.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1416.2
Final +/- 0
New Rating
()
Rating 1445.2
K-factor 32
Floor 946.4
Highest 1446.4 (2026-06-01)
Min/Max +/- allowed 116.7
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 Cape Winelands Queens Rapid 2026 (U12) Rapid 2026-08-01 2026-08-01 Cape Winelands (WCW) 6 1442.5 6 4 1435.4 -0.8 Details
2 2026 WCSC PS Individual Championship (U11 Girls) Standard 2026-05-16 2026-05-17 Overberg (WOS) 6 1413.2 6 4 1438.6 5 Details
3 Langeberg Chess Club 2026 (U12) Rapid 2026-05-02 2026-05-02 Cape Winelands (WCW) 6 1413.2 6 5 1601.3 25.1 Details
4 South African Junior Closed Chess Championship 2026 (U10 Girls) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1413.2 0 0 500 0 Details
5 Cape Winelands Schools - Prestige 2026 (U11 Girls) Standard 2026-03-21 2026-03-21 Cape Winelands (WCW) 5 1457.5 5 3 1300.6 -23 Details
6 Cape Winelands Open Rapid 2026 (U12) Rapid 2026-03-14 2026-03-14 Cape Winelands (WCW) 6 1457.5 6 3 1256 -21.2 Details
7 Cape Winelands Schools - Primary Schools Trials 1 2026 (U11 Girls) Standard 2026-02-14 2026-02-14 Cape Winelands (WCW) 5 1429.5 5 4 1478.6 4.2 Details
8 Marie Delport Memorial 2026 (U12 Girls) Standard 2026-01-31 2026-01-31 Cape Winelands (WCW) 5 1429.5 5 4 1546.6 6.8 Details
9 2025 Mzansi Inter Provincial Team Championships (U10 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1397.7 6 4 1458.9 7.3 Details
10 WCSC Kings & Queens 2025 (Queens) Rapid 2025-11-29 2025-11-29 Cape Winelands (WCW) 6 1397.7 4 4 1608.4 12.6 Details
11 Worcester Schools Knock-Out 2025 (U9) Rapid 2025-10-18 2025-10-18 Cape Winelands (WCW) 6 1367.9 6 5 1587.3 18.6 Details
12 De Villiers PS 2025 (U12 Girls) Rapid 2025-08-16 2025-08-16 Cape Winelands (WCW) 5 1363.9 5 3 1389.8 2.5 Details
13 Cape Winelands Queens 2025 (U9) Rapid 2025-06-21 2025-06-21 Cape Winelands (WCW) 6 1370.8 6 3.5 1313.1 -4.3 Details
14 Western Cape Schools Individual Championship 2025 (U9 Girls) Standard 2025-05-17 2025-05-18 Cape Winelands (WCW) 6 1347.9 6 4 1472 14.6 Details
15 Brave Knights Rapid 2025 (U11) Rapid 2025-05-03 2025-05-03 Cape Winelands (WCW) 6 1347.9 6 3 1345.3 -0.3 Details
16 South African Junior Closed Chess Championships 2025 (U10 Girls) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1404.4 8 2.5 1210.6 -36.4 Details
17 Cape Winelands Schools Prestige 2025 (U9 Girls) Standard 2025-03-08 2025-03-08 Cape Winelands (WCW) 6 1322.5 6 5.5 1568.9 29 Details
18 Cape Winelands Schools - Trials 1 2025 (U9 Girls) Standard 2025-02-22 2025-02-22 Cape Winelands (WCW) 5 1299.9 5 4 1438.1 12.9 Details
19 Marie Delport Memorial 2025 (U10 Boys+Girls) Standard 2025-01-25 2025-01-26 Cape Winelands (WCW) 6 1270.2 6 4 1400.5 15.3 Details
20 Mzansi Interprovincial Youth Chess Championships 2024 (U10 Girls Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1285.2 6 2 1219.5 -9.4 Details
21 Worcester Knock-Out 2024 (U9 Girls) Rapid 2024-10-19 2024-10-19 Cape Winelands (WCW) 6 1284.2 5 3 1278.8 -0.8 Details
22 Strategema Chess October 2024 (U9) Standard 2024-10-05 2024-10-05 Cape Winelands (WCW) 5 1284.2 5 3 1305.4 1.5 Details
23 De Villiers PS Tournament 2024 (U10) Standard 2024-08-17 2024-08-17 Cape Winelands (WCW) 5 1282.9 5 3 1295.4 0.8 Details
24 Western Cape PS Individuals Championship 2024 (U9 Girls) Standard 2024-05-04 2024-05-05 West Coast (WCU) 6 1272 6 4 1330.8 6.8 Details
25 Brave Knights 2024 (U9) Rapid 2024-03-16 2024-03-16 Cape Winelands (WCW) 6 1288.2 6 3 1190.3 -8.2 Details
26 Cape Winelands Schools - Prestige 2024 (U9 Girls) Standard 2024-03-02 2024-03-02 Cape Winelands (WCW) 5 1288.2 5 3 1274.1 -2 Details
27 Cape Winelands Schools - PS Trials 1 2024 (U9 Girls) Rapid 2024-02-10 2024-02-10 Cape Winelands (WCW) 6 1301.1 6 3 1201.9 -8 Details
28 Cape Winelands - Marie Delport Memorial 2024 (U10) Rapid 2024-01-27 2024-01-27 Cape Winelands (WCW) 6 1313.4 6 3 1197 -7.7 Details
29 Ashton Skaakmat Rapid 2023 (U7) Rapid 2023-11-18 2023-11-18 Cape Winelands (WCW) 6 1340.9 5 2 1088.1 -17.3 Details
30 Robertson Chess Tournament Oct 2023 (U9) Standard 2023-10-28 2023-10-28 Cape Winelands (WCW) 5 1416.3 5 1.5 1081.3 -31.9 Details
31 Bonnievale Open Rapid 2023 (U8) Rapid 2023-10-21 2023-10-21 Cape Winelands (WCW) 6 1416.3 6 3 1213.7 -15.3 Details
32 Western Cape PS Individuals 2023 (U7 Girls) Standard 2023-05-05 2023-05-06 Cape Town (WCT) 6 1371.5 6 5 1512 16.6 Details
33 Cape Winelands Schools Prestige 2023 (U7 Boys+Girls) Standard 2023-03-11 2023-03-11 Cape Winelands (WCW) 5 1275.8 4 4 1514.9 18.8 Details
34 Langeberg Schools Chess Trials 2023 (U7 Boys+Girls) Rapid 2023-02-11 2023-02-11 Cape Winelands (WCW) 5 1166 4 3.5 1432.7 15.2 Details
35 Cape Winelands Schools Chess - Trials 1 2023 (U7 Boys+Girls) Standard 2023-02-18 2023-02-18 Cape Winelands (WCW) 5 1166 5 4.5 1454.7 27.6 Details
36 CW Grass Roots Tournament 2022 (U7 Boys+Girls) Standard 2022-11-19 2022-11-19 Cape Winelands (WCW) 5 1143.4 5 3 1253.1 11.5 Details
37 Western Cape Top Schools 2022 (U7 Mix) Standard 2022-09-16 2022-09-17 Overberg (WOS) 6 1132.4 4 2 1202.8 5.5 Details
38 Cape Winelands Schools Top Schools 2022 (U7-U11 Mixed) Standard 2022-08-27 2022-08-27 Cape Winelands (WCW) 6 1181.2 5 1 926.8 -24.1 Details
39 Western Cape Schools 2022 (U7 Girls) Standard 2022-05-28 2022-05-29 Cape Winelands (WCW) 6 1183 6 3 1193.7 1.2 Details
40 Strategema Chess Festival 2022 (U7+U9 Girls) Rapid 2022-05-14 2022-05-14 Cape Winelands (WCW) 3 1183 2 1 1138.2 -2.3 Details
41 Cape Winelands Schools 2022 (U7 Boys+Girls) Standard 2022-03-12 2022-03-12 Cape Winelands (WCW) 7 1177 6 3 1199.8 2.7 Details
42 Lanfeberg Schools Chess Trials 2022 (U7+U9) Rapid 2022-02-26 2022-02-26 Cape Winelands (WCW) 5 1200 5 1.5 1030 -11.6 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 39
Wins 27
Draws 0
Losses 12
White 20
Black 19
White wins 15
Black wins 12
Score 27
Percent 69.2
Dp 163.5
AOR 1272.9
Performance 1436.3
Game statistics (History)
Games 221
Wins 131
Draws 7
Losses 83
White 111
Black 110
White wins 65
Black wins 66
Score 134.5
Percent 60.9
Dp 92.3
AOR 1235.8
Performance 1328.1
Rankings (Main)
National
Overall 2821
Gender 408
Age group 243
Gender/Age 51
Provincial
Overall 837
Gender 151
Age group 76
Gender/Age 24
Regional
Overall 116
Gender 25
Age group 11
Gender/Age 5
Rankings (Standard)
National
Overall 2829
Gender 451
Age group 263
Gender/Age 59
Provincial
Overall 796
Gender 170
Age group 87
Gender/Age 29
Regional
Overall 111
Gender 28
Age group 12
Gender/Age 6
Rankings (Rapid)
National
Overall 664
Gender 71
Age group 67
Gender/Age 11
Provincial
Overall 309
Gender 38
Age group 36
Gender/Age 10
Regional
Overall 48
Gender 11
Age group 6
Gender/Age 3
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 39
Score 27
Percent 69.2
Aor 1272.9
Dp 163.5
Prat 1436.3
Performance (12 months)
Games 55
Score 40
Percent 72.7
Aor 1274.6
Dp 193.2
Prat 1467.8
Performance (History)
Games 221
Score 134.5
Percent 60.9
Aor 1235.8
Dp 92.3
Prat 1328.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Du Toit, S (Shanika) 7 3 4 Robertson Chess Tournament Oct 2023 (U9) Langeberg Chess Club 2026 (U12) Details
Overall 2 Davids, S (Stephanie) 7 3 4 Cape Winelands Schools 2022 (U7 Boys+Girls) Western Cape PS Individuals Championship 2024 (U9 Girls) Details
Overall 3 Willemse, N (Neveah) 6 2 4 Cape Winelands Schools 2022 (U7 Boys+Girls) Brave Knights 2024 (U9) Details
Overall 4 Africa, F (Faithlynn) 6 3 3 Cape Winelands Schools - Prestige 2024 (U9 Girls) Langeberg Chess Club 2026 (U12) Details
Overall 5 Kleinbooi, R (Riley) 6 3 3 Cape Winelands Schools Chess - Trials 1 2023 (U7 Boys+Girls) De Villiers PS Tournament 2024 (U10) Details
Standard 1 Willemse, N (Neveah) 4 1 3 Cape Winelands Schools 2022 (U7 Boys+Girls) Cape Winelands Schools - Prestige 2024 (U9 Girls) Details
Standard 2 Davids, S (Stephanie) 4 2 2 Cape Winelands Schools 2022 (U7 Boys+Girls) Western Cape PS Individuals Championship 2024 (U9 Girls) Details
Standard 3 Africa, F (Faithlynn) 4 2 2 Cape Winelands Schools - Prestige 2024 (U9 Girls) Cape Winelands Schools - Primary Schools Trials 1 2026 (U11 Girls) Details
Standard 4 Coetzee, S (Sean) 3 3 0 Cape Winelands Schools 2022 (U7 Boys+Girls) Cape Winelands Schools Prestige 2023 (U7 Boys+Girls) Details
Standard 5 Ramonyaluoe, M (Madalitso) 3 1 2 Western Cape PS Individuals Championship 2024 (U9 Girls) Western Cape Schools Individual Championship 2025 (U9 Girls) Details
Rapid 1 Du Toit, S (Shanika) 4 2 2 Cape Winelands Schools - PS Trials 1 2024 (U9 Girls) Langeberg Chess Club 2026 (U12) Details
Rapid 2 Davids, S (Stephanie) 3 1 2 Strategema Chess Festival 2022 (U7+U9 Girls) Ashton Skaakmat Rapid 2023 (U7) Details
Rapid 3 Kleinbooi, R (Riley) 3 2 1 Langeberg Schools Chess Trials 2023 (U7 Boys+Girls) Cape Winelands - Marie Delport Memorial 2024 (U10) Details
Rapid 4 Lambrechts, M (Mila) 3 1 2 Cape Winelands Queens 2025 (U9) WCSC Kings & Queens 2025 (Queens) Details
Rapid 5 Baadjies, Q (Qiana) 3 0 3 Worcester Knock-Out 2024 (U9 Girls) Cape Winelands Queens Rapid 2026 (U12) Details