Surname or Chess SA id..
Chess SA Region AOC

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Callum Lau

108091526
Cape Town (WCT)
Personal
Main rating
Rating 1686.9
K-factor 28
Floor 1186.9
Highest 1686.9 (2026-06-01)
Min/Max +/- allowed 83
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1677.2
Final +/- 0
New Rating
()
Rating 1686.9
K-factor 28
Floor 1186.9
Highest 1686.9 (2026-06-01)
Min/Max +/- allowed 82.9
Standard rating
Rating 1680.9
K-factor 28
Floor 1180.9
Highest 1680.9 (2026-06-01)
Min/Max +/- allowed 83.6
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1677.2
Final +/- 0
New Rating
()
Rating 1680.9
K-factor 28
Floor 1180.9
Highest 1680.9 (2026-06-01)
Min/Max +/- allowed 83.6
Rapid rating
Rating 1301.9
K-factor 36
Floor 801.9
Highest 1301.9 (2024-06-01)
Min/Max +/- allowed 143.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1301.9
K-factor 36
Floor 801.9
Highest 1301.9 (2024-06-01)
Min/Max +/- allowed 143.4
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 2026 WCSC HS Individual Championship (U18 Boys) Standard 2026-05-02 2026-05-03 Eden (WEG) 6 1665.3 6 4.5 1783.9 21.6 Details
2 South African Junior Closed Chess Championship 2026 (U18 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1653.2 9 4.5 1698.6 12.2 Details
3 CT Metro Schools Individual Closed 2026 (U18 Boys) Standard 2026-03-07 2026-03-08 Cape Town (WCT) 6 1650.6 6 5 1663.2 2.6 Details
4 District Central Schools Chess Individual Trials 2026 (U19 Open) Standard 2026-02-07 2026-02-08 Cape Town (WCT) 6 1649.1 5 5 1620.2 1 Details
5 2025 Mzansi Individual Championships (U18 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1649.5 6 4 1747 13.8 Details
6 2025 Mzansi Inter Provincial Team Championships (U18 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1649.5 6 3 1527.8 -14.1 Details
7 Cape Town Chess Federation Club League 2025 (B) Classical 2025-07-26 2025-09-27 Cape Town (WCT) 11 1562.1 2 2 1783.5 10.6 Details
8 Cape Town Chess Federation Club League 2025 (C) Classical 2025-07-26 2025-09-27 Cape Town (WCT) 11 1562.1 1 1 1919.3 7.6 Details
9 Paarl Boys' High School Chess Festival 2025 (B) Standard 2025-10-17 2025-10-18 Cape Winelands (WCW) 6 1562.1 6 6 1872.3 36.5 Details
10 Western Cape Schools Individual Championship 2025 (U17 Boys) Standard 2025-04-26 2025-04-27 West Coast (WCU) 6 1528.9 6 5 1705 20.7 Details
11 CT Metro Schools Individual Closed 2025 (U17 Open) Standard 2025-03-01 2025-03-02 Cape Town (WCT) 6 1529.3 6 4 1454.3 -10.2 Details
12 2025 District Central Schools Chess Individual Trials (U18 Open) Standard 2025-01-31 2025-02-01 Cape Town (WCT) 6 1529.2 6 3.5 1473.4 -7.8 Details
13 Paarl Boys' High Chess Festival 2024 (Elite) Standard 2024-10-04 2024-10-05 Cape Winelands (WCW) 6 1542.3 4 1 1296.5 -17.8 Details
14 CT League 2024 (C) Classical 2024-07-20 2024-09-07 Cape Town (WCT) 11 1517 1 0.5 1444.1 -24.2 Details
15 CT League 2024 (C) Classical 2024-07-20 2024-09-07 Cape Town (WCT) 11 1517 2 2 1869.1 5.8 Details
16 Cape Town Chess Federation Closed Chess Championships 2024 (U18) Standard 2024-06-15 2024-06-16 Cape Town (WCT) 6 1565.2 6 2.5 1318.5 -30.2 Details
17 Cape Town Junior League Finals 2024 (U18 Open A) Rapid 2024-05-18 2024-05-18 Cape Town (WCT) 5 1551.2 5 4.5 1667.4 8.8 Details
18 Cape Town Junior League Qualifier 2024 (U18 Open) Rapid 2024-04-06 2024-04-06 Cape Town (WCT) 6 1559.5 2 0.5 1319.3 -5.2 Details
19 Western Cape HS Individuals Championship 2024 (U18 Boys) Standard 2024-03-21 2024-03-22 Overberg (WOS) 6 1521.6 6 4.5 1640.2 13.9 Details
20 Cape Town Open Chess Championship 2024 (Advanced) Standard 2024-03-15 2024-03-17 Cape Town (WCT) 6 1521.6 6 3.5 1619.9 13.1 Details
21 Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys) Standard 2024-03-02 2024-03-03 Cape Town (WCT) 6 1521.6 6 3.5 1485.7 -5.6 Details
22 CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Boys) Standard 2024-02-03 2024-02-03 Cape Town (WCT) 5 1530.6 5 3.5 1463.7 -5.6 Details
23 Paarl Boys High Chess Festival 2023 (Elite Division) Standard 2023-10-13 2023-10-14 Cape Winelands (WCW) 6 1518.1 6 4 1583.4 7.8 Details
24 WP Club League 2023 (D PlayOffs) Standard 2023-09-02 2023-09-09 Cape Town (WCT) 5 1507.5 2 2 1665.5 6.6 Details
25 Western Cape Top Schools 2023 (U15 Mixed) Standard 2023-09-02 2023-09-03 Cape Winelands (WCW) 6 1507.5 0 0 0 0 Details
26 WP Club League 2023 (D1) Standard 2023-07-29 2023-08-19 Cape Town (WCT) 6 1535.9 3 1 1233.4 -17.8 Details
27 Western Cape HS Individuals 2023 (U15 Boys) Standard 2023-04-01 2023-04-02 Cape Town (WCT) 6 1521.5 6 3.5 1511.3 -1.2 Details
28 Cape Town Open 2023 (Intermediate) Standard 2023-03-25 2023-03-26 Cape Town (WCT) 6 1388.4 6 6 1820.7 53.3 Details
29 Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Boys) Standard 2023-02-03 2023-03-04 Cape Town (WCT) 6 1388.4 6 4 1433.1 5.3 Details
30 Central District School Trials 2023 (U15 Boys) Standard 2023-02-03 2023-02-04 Cape Town (WCT) 6 1353.3 6 4.5 1483.6 21.7 Details
31 2022 Western Province Club League (D) Standard 2022-08-27 2022-10-01 Cape Town (WCT) 7 1345.5 6 4 1370.1 4.7 Details
32 South African Open 2022 (B) Classical 2022-07-09 2022-07-17 Cape Town (WCT) 11 1422 11 4.5 1233.8 -47.6 Details
33 Stellenberg Chess Championship 2022 (Challengers 1) Standard 2022-06-24 2022-06-25 Cape Town (WCT) 6 1448.1 6 2.5 1311 -16.4 Details
34 Steinitz Open 2022 (B) Standard 2022-05-20 2022-05-22 Cape Town (WCT) 6 1461.6 6 3 1396.8 -8.4 Details
35 2022 Central District Individual Trials (U15) Rapid 2022-03-05 2022-03-05 Cape Town (WCT) 5 1465.6 4 2 1422 -2.4 Details
36 Western Province Open 2022 (Intermediate) Standard 2022-02-26 2022-02-27 Cape Town (WCT) 6 1407.4 6 5.5 1703 36.5 Details
37 2022 Cape Of Good Hope Open (Intrmediate) Standard 2022-01-29 2022-01-30 Cape Town (WCT) 6 1419.9 6 4 1354.1 -7.9 Details
38 Western Cape Schools Championship 2021 (U13 Boys) Rapid 2021-10-02 2021-10-02 Cape Town (WCT) 5 1418.4 5 2.5 1423.8 0.9 Details
39 2020 Western Province Open (Prestige) Standard 2020-03-07 2020-03-08 Cape Town (WCT) 6 1387.3 6 3.5 1289.5 -11.9 Details
40 2020 Metro Trials (U13 Boys) Standard 2020-03-13 2020-03-14 Cape Town (WCT) 5 1387.3 5 4 1536.9 15.4 Details
41 2020 Central District (U13) Standard 2020-02-07 2020-02-08 Cape Town (WCT) 6 1344 5 4 1494.1 14.1 Details
42 2019 Wild Card Chess Championship (U12 Open) Classical 2020-01-09 2020-01-12 4 Knights (4K) 7 1262.7 7 4.5 1415.6 26 Details
43 2019 South African Junior Team Championships (U12B) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1262.7 7 4.5 1408.5 24.8 Details
44 2019 Kraaifontein Open (Open) Standard 2019-12-06 2019-12-08 Cape Town (WCT) 6 1265.5 6 3 1252.2 -1.6 Details
45 2019 Western Province League (B) Classical 2019-07-27 2019-09-07 Cape Town (WCT) 11 1311.9 2 1 1294.7 -0.8 Details
46 2019 Western Province League (C) Classical 2019-07-27 2019-09-07 Cape Town (WCT) 11 1311.9 4 1 1140.8 -16.2 Details
47 2019 National Club Chess Championships (B) Classical 2019-09-27 2019-09-29 Cape Town (WCT) 6 1311.9 5 2 1316.1 -0.4 Details
48 2019 Western Cape Closed Chess Championships (C) Standard 2019-09-21 2019-09-22 Cape Winelands (WCW) 6 1311.9 6 2 1215.5 -11.9 Details
49 2019 WP Youth Open (A) Standard 2019-07-13 2019-07-13 Cape Town (WCT) 5 1359.2 4 0 979.6 -29.7 Details
50 South African Schools Individuals Chess Championships 2019 (U13 Open) Standard 2019-06-18 2019-06-21 Frances Baard (NCF) 7 1408.6 7 3 1166.8 -30.9 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 26
Wins 17
Draws 4
Losses 5
White 12
Black 14
White wins 7
Black wins 10
Score 19
Percent 73.1
Dp 196.2
AOR 1498.9
Performance 1695
Game statistics (History)
Games 291
Wins 169
Draws 28
Losses 94
White 143
Black 151
White wins 85
Black wins 86
Score 183
Percent 62.9
Dp 109.5
AOR 1357
Performance 1466.6
Rankings (Main)
National
Overall 594
Gender 557
Age group 53
Gender/Age 48
Provincial
Overall 185
Gender 172
Age group 13
Gender/Age 13
Regional
Overall 137
Gender 130
Age group 11
Gender/Age 11
Rankings (Standard)
National
Overall 578
Gender 542
Age group 55
Gender/Age 50
Provincial
Overall 174
Gender 161
Age group 13
Gender/Age 13
Regional
Overall 135
Gender 127
Age group 11
Gender/Age 11
Rankings (Rapid)
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
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 26
Score 19
Percent 73.1
Aor 1498.9
Dp 196.2
Prat 1695
Performance (12 months)
Games 47
Score 35
Percent 74.5
Aor 1503.5
Dp 208
Prat 1711.5
Performance (History)
Games 291
Score 183
Percent 62.9
Aor 1357
Dp 109.5
Prat 1466.6
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Craig, C (Connor) 5 4 1 CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Boys) District Central Schools Chess Individual Trials 2026 (U19 Open) Details
Overall 2 Karsten, JD (Jan Daniel) 4 3 1 2019 Central District Schools Trials (U11) 2022 Central District Individual Trials (U15) Details
Overall 3 Mthi, Y (Yamkela) 4 2 2 Metro School Chess Closed Individual Trials 2019 (U11 Boys) Western Province Open 2022 (Intermediate) Details
Overall 4 Allie, I (Ishmaeel) 4 3 1 2019 Central District Schools Trials (U11) Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Boys) Details
Overall 5 Rosenberg, W (Wagheed) 4 1 3 Stellenberg Chess Championship 2022 (Challengers 1) Western Cape Schools Individual Championship 2025 (U17 Boys) Details
Standard 1 Craig, C (Connor) 4 4 0 CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Boys) District Central Schools Chess Individual Trials 2026 (U19 Open) Details
Standard 2 Mthi, Y (Yamkela) 4 2 2 Metro School Chess Closed Individual Trials 2019 (U11 Boys) Western Province Open 2022 (Intermediate) Details
Standard 3 Allie, I (Ishmaeel) 4 3 1 2019 Central District Schools Trials (U11) Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Boys) Details
Standard 4 Rosenberg, W (Wagheed) 4 1 3 Stellenberg Chess Championship 2022 (Challengers 1) Western Cape Schools Individual Championship 2025 (U17 Boys) Details
Standard 5 Karsten, JD (Jan Daniel) 3 2 1 2019 Central District Schools Trials (U11) 2020 Metro Trials (U13 Boys) Details