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

PLAYER PAGE

Alexander Marais

1150140699
Cape Town (WCT)
Personal
Main rating
Rating 1517.3
K-factor 32
Floor 1081
Highest 1581 (2026-02-28)
Min/Max +/- allowed 96
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1408.2
Final +/- 0
New Rating
()
Rating 1517.3
K-factor 32
Floor 1081
Highest 1581 (2026-02-28)
Min/Max +/- allowed 96.4
Standard rating
Rating 1514.8
K-factor 32
Floor 1048.4
Highest 1548.4 (2025-04-01)
Min/Max +/- allowed 100.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1454.4
Final +/- 0
New Rating
()
Rating 1514.8
K-factor 32
Floor 1048.4
Highest 1548.4 (2025-04-01)
Min/Max +/- allowed 100.9
Rapid rating
Rating 1539
K-factor 32
Floor 1095.5
Highest 1595.5 (2026-04-01)
Min/Max +/- allowed 94.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1493.9
Final +/- 0
New Rating
()
Rating 1539
K-factor 32
Floor 1095.5
Highest 1595.5 (2026-04-01)
Min/Max +/- allowed 94.4
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 Stellenbosch Primary 2026 (U11) Rapid 2026-08-22 2026-08-22 Cape Winelands (WCW) 5 1517.3 5 5 1616.4 15.9 Details
2 CT PS District East Top Schools 2026 (U11 Mixed) Standard 2026-08-01 2026-08-02 Cape Town (WCT) 6 1517.3 5 2.5 1376.4 -12.3 Details
3 African Chess Academy Invitational 2026 (U12+U14 Open) Rapid 2026-07-18 2026-07-18 Cape Town (WCT) 6 1556.1 6 3 1249.4 -41.4 Details
4 South African Open Championship 2026 (U11 Boys) Classical 2026-07-02 2026-07-05 Cape Town (WCT) 7 1556.1 7 4 1556.6 -1 Details
5 CTCF Open Championship 2026 (U12) Classical 2026-06-13 2026-06-14 Cape Town (WCT) 6 1573.7 6 4.5 1492.8 -17.6 Details
6 Moja Chess Extravaganza 2026 (U12) Standard 2026-04-25 2026-04-26 Cape Town (WCT) 5 1560.3 5 3.5 1651.3 13.4 Details
7 Mary-Anne Bartels Closed Chess Tournament 2026 (U11 Boys) Rapid 2026-03-14 2026-03-14 Cape Town (WCT) 5 1546.4 5 5 1657.6 13.8 Details
8 CT Metro Schools Individual Closed 2026 (U11 Boys) Standard 2026-03-07 2026-03-08 Cape Town (WCT) 6 1581 6 3 1399.6 -34.6 Details
9 CT Metro District East Schools Chess Individuals Trials 2026 (U11 Boys) Standard 2026-02-07 2026-02-08 Cape Town (WCT) 6 1560.5 6 5 1602.9 3.5 Details
10 COGH 2026 (U12) Rapid 2026-01-31 2026-02-01 Cape Town (WCT) 6 1560.5 6 4.5 1676.7 4.5 Details
11 Helderberg Chess Club Open 2026 (U11 Mixed) Standard 2026-01-17 2026-01-17 Cape Town (WCT) 5 1540.7 5 3 1566.1 1 Details
12 Chess Elevation Series 1 2026 (Level 2B) Rapid 2026-01-07 2026-01-07 Cape Town (WCT) 6 1540.7 6 4.5 1659.6 1.7 Details
13 2025 Mzansi Inter Provincial Team Championships (U12 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1560.7 6 3 1452.9 -12.4 Details
14 Gordons Bay Primary Chess Championship 2025 (Open) Rapid 2025-10-25 2025-10-25 Cape Town (WCT) 5 1579.8 5 3 1415.4 -11.9 Details
15 Grant East Annual Primary School Invitational Chess Tournament 2025 (U11 Boys) Standard 2025-10-18 2025-10-18 Cape Town (WCT) 5 1543.4 5 4 1584.6 3.5 Details
16 UCT Open Chess Championship 2025 (U10) Rapid 2025-10-11 2025-10-11 Cape Town (WCT) 6 1543.4 6 5 1794.7 19.2 Details
17 Helderberg Chess Club Open 2025 (U11) Standard 2025-06-07 2025-06-07 Cape Town (WCT) 5 1527.3 5 4 1621.5 10.1 Details
18 Cape Town Chess Junior League 2025 (U12) Standard 2025-05-10 2025-05-31 Cape Town (WCT) 6 1527.3 0 0 0 0 Details
19 Western Cape Schools Individual Championship 2025 (U11 Boys) Standard 2025-05-17 2025-05-18 Cape Winelands (WCW) 6 1566.5 6 3 1355.3 -24.6 Details
20 South African Junior Closed Chess Championships 2025 (U10 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1575.1 9 5 1544.9 -5.4 Details
21 Cape Town Open Chess Festival 2025 (U10) Standard 2025-03-22 2025-03-23 Cape Town (WCT) 6 1478.2 6 5 1639 18.9 Details
22 Western Cape Closed 2025 (U12) Standard 2025-03-08 2025-03-09 Cape Town (WCT) 6 1478.2 6 5.5 1704.9 30.2 Details
23 CT Metro Schools Individual Closed 2025 (U11 Open) Standard 2025-03-01 2025-03-02 Cape Town (WCT) 6 1478.2 6 4 1505.8 3.4 Details
24 Cape of Good Hope Open 2025 (U10) Rapid 2025-02-22 2025-02-22 Cape Town (WCT) 6 1482.1 6 4 1491.3 0.8 Details
25 CT Metro District East Schools Chess Individuals Trials 2025 (U11 Boys) Standard 2025-02-01 2025-02-02 Cape Town (WCT) 6 1482.1 6 4 1452.6 -3.3 Details
26 Helderberg Chess Club PS Development Tournament 2025 (U11 Boys) Standard 2025-01-25 2025-01-25 Cape Town (WCT) 5 1486.8 5 2.5 1449.1 -3 Details
27 Mzansi Interprovincial Youth Chess Championships 2024 (U10 Open Candidates) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1415.4 7 6.5 1680.2 44.6 Details
28 Helderberg Chess Club Open 2024 (B) Standard 2024-11-09 2024-11-10 Cape Town (WCT) 6 1455.2 6 3 1242 -24.9 Details
29 UCT Open Chess Championship 2024 (U10) Rapid 2024-10-12 2024-10-13 Cape Town (WCT) 6 1455.2 6 4 1453.3 0 Details
30 Stellenbosch Primary 2024 (U9) Rapid 2024-08-17 2024-08-17 Cape Winelands (WCW) 5 1434.5 5 5 1622.2 13 Details
31 CT Metro District East Top Schools Chess 2024 (U9 Mixed) Standard 2024-07-27 2024-07-28 Cape Town (WCT) 5 1445.4 5 3 1367.6 -6.8 Details
32 Cape Town Chess Federation Closed Chess Championships 2024 (U10) Standard 2024-06-15 2024-06-15 Cape Town (WCT) 5 1440.9 4 3 1476.9 2.8 Details
33 Western Cape PS Individuals Championship 2024 (U9 Boys) Standard 2024-05-04 2024-05-05 West Coast (WCU) 6 1458.7 6 3.5 1360.3 -11.1 Details
34 Cape Town Metro Schools Chess Closed Individuals 2024 (U9 Boys) Standard 2024-03-02 2024-03-03 Cape Town (WCT) 6 1459 6 4 1455.3 -0.2 Details
35 Mary-Anne Bartels Closed Chess Tournament 2024 (U7+U9 Mixed) Rapid 2024-02-24 2024-02-24 Cape Town (WCT) 5 1330.4 5 5 1618.6 21.1 Details
36 CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys) Standard 2024-02-03 2024-02-03 Cape Town (WCT) 5 1330.4 5 5 1711.1 36.5 Details
37 Cape of Good Hope Open Chess Tournament 2024 (U10) Rapid 2024-02-17 2024-02-17 Cape Town (WCT) 6 1330.4 6 4.5 1495.4 14.1 Details
38 Kraaifontein Open 2023 (U10) Rapid 2023-12-09 2023-12-09 Cape Town (WCT) 6 1333.9 6 3.5 1309.3 -2.1 Details
39 Grant East Primary School Invitational Chess Tournament 2023 (U9 Mixed) Rapid 2023-11-04 2023-11-04 Cape Town (WCT) 6 1297.4 6 5 1536.7 20.4 Details
40 Western Cape Closed Championship 2023 (U10) Rapid 2023-09-23 2023-09-23 Cape Town (WCT) 6 1296 6 3 1304.1 0.7 Details
41 Stellenbosch Primary Chess Tournament 2023 (U10) Rapid 2023-08-19 2023-08-19 Cape Winelands (WCW) 6 1286.5 6 4 1348.2 5.3 Details
42 Cape Winelands Open 2023 (U10) Standard 2023-07-23 2023-07-23 Cape Winelands (WCW) 5 1272.7 5 3 1356.1 7.9 Details
43 WP Closed 2023 (U10) Standard 2023-06-17 2023-06-17 Cape Town (WCT) 5 1240 5 3 1400.4 16.3 Details
44 GPCA Rapid 2023 (U10) Rapid 2023-06-24 2023-06-24 Cape Town (WCT) 7 1240 7 4 1253.5 1.7 Details
45 Western Cape PS Individuals 2023 (U9 Boys) Standard 2023-05-05 2023-05-06 Cape Town (WCT) 6 1247.5 6 3 1242.5 -0.7 Details
46 Steinitz Open 2023 (U10) Rapid 2023-05-27 2023-05-27 Cape Town (WCT) 5 1247.5 5 2 1131.2 -6.8 Details
47 Rhenish Primary Tournament 2023 (U10) Rapid 2023-05-13 2023-05-13 Cape Winelands (WCW) 5 1247.5 5 3 1297.8 3.1 Details
48 Cape Town Open 2023 (U10) Rapid 2023-03-25 2023-03-25 Cape Town (WCT) 6 1257.2 0 0 0 0 Details
49 Cape Town Metro Schools Chess Closed Individuals 2023 (U9 Boys) Rapid 2023-03-04 2023-03-04 Cape Town (WCT) 5 1257.2 5 2 1174.3 -5.4 Details
50 Mary-Anne Bartels Chess Tournament 2023 (U7+U9) Rapid 2023-02-21 2023-02-21 Cape Town (WCT) 5 1249.2 5 4 1462.5 15.7 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 68
Wins 45
Draws 5
Losses 18
White 36
Black 32
White wins 26
Black wins 19
Score 47.5
Percent 69.9
Dp 168.8
AOR 1371.3
Performance 1540
Game statistics (History)
Games 295
Wins 192
Draws 13
Losses 90
White 149
Black 146
White wins 92
Black wins 100
Score 198.5
Percent 67.3
Dp 146.9
AOR 1314.7
Performance 1461.7
Rankings (Main)
National
Overall 1804
Gender 1594
Age group 136
Gender/Age 111
Provincial
Overall 535
Gender 461
Age group 44
Gender/Age 33
Regional
Overall 306
Gender 272
Age group 22
Gender/Age 18
Rankings (Standard)
National
Overall 1662
Gender 1455
Age group 136
Gender/Age 111
Provincial
Overall 472
Gender 400
Age group 43
Gender/Age 32
Regional
Overall 273
Gender 244
Age group 21
Gender/Age 18
Rankings (Rapid)
National
Overall 307
Gender 284
Age group 19
Gender/Age 16
Provincial
Overall 139
Gender 127
Age group 11
Gender/Age 8
Regional
Overall 81
Gender 77
Age group 8
Gender/Age 7
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 68
Score 47.5
Percent 69.9
Aor 1371.3
Dp 168.8
Prat 1540
Performance (12 months)
Games 90
Score 62.5
Percent 69.4
Aor 1381.5
Dp 165.3
Prat 1546.7
Performance (History)
Games 295
Score 198.5
Percent 67.3
Aor 1314.7
Dp 146.9
Prat 1461.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Van Der Merwe, S (Schalk Wolf) 7 5 2 Laerskool Welgemoed Rapid 2023 (U10) UCT Open Chess Championship 2025 (U10) Details
Overall 2 Kruger, J (Josua Baruch) 6 4 2 Rhenish Primary Tournament 2023 (U10) CT PS District East Top Schools 2026 (U11 Mixed) Details
Overall 3 Nel, J (Joshua) 5 3 2 CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys) Helderberg Chess Club Open 2026 (U11 Mixed) Details
Overall 4 Lin, J (Junming) 5 4 1 Cape of Good Hope Open Chess Tournament 2024 (U10) COGH 2026 (U12) Details
Overall 5 Klopper, B (Ben) 5 2 3 GPCA Rapid 2023 (U10) Helderberg Chess Club Open 2025 (U11) Details
Standard 1 Nel, J (Joshua) 5 3 2 CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys) Helderberg Chess Club Open 2026 (U11 Mixed) Details
Standard 2 Kruger, J (Josua Baruch) 4 3 1 CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys) CT PS District East Top Schools 2026 (U11 Mixed) Details
Standard 3 Akemdien, A (Alex) 4 1 3 Mzansi Interprovincial Youth Chess Championships 2024 (U10 Open Candidates) South African Open Championship 2026 (U11 Boys) Details
Standard 4 Griessel, J (Jason) 3 1 2 Cape Town Metro Schools Chess Closed Individuals 2024 (U9 Boys) CT PS District East Top Schools 2026 (U11 Mixed) Details
Standard 5 Klopper, B (Ben) 3 1 2 Cape Winelands Open 2023 (U10) Helderberg Chess Club Open 2025 (U11) Details
Rapid 1 Van Der Merwe, S (Schalk Wolf) 5 3 2 Laerskool Welgemoed Rapid 2023 (U10) UCT Open Chess Championship 2025 (U10) Details
Rapid 2 Zhang, M (Ming Xuan Jesse) 3 1 2 UCT Open Chess Championship 2024 (U10) Chess Elevation Series 1 2026 (Level 2B) Details
Rapid 3 Stern, M (Mason) 2 2 0 Western Cape Closed Championship 2023 (U10) Cape of Good Hope Open 2025 (U10) Details
Rapid 4 Human, L (Liam) 2 1 1 Mary-Anne Bartels Closed Chess Tournament 2024 (U7+U9 Mixed) Mary-Anne Bartels Closed Chess Tournament 2026 (U11 Boys) Details
Rapid 5 Rogova, E (Emilia) 2 1 1 UCT Open Chess Championship 2024 (U10) COGH 2026 (U12) Details