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

PLAYER PAGE

Oliver Van Der Merwe

1150136957
Eden (WEG)
Personal
Main rating
Rating 1726.6
K-factor 28
Floor 1271.3
Highest 1771.3 (2026-07-01)
Min/Max +/- allowed 73
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1603.8
Final +/- 0
New Rating
()
Rating 1726.6
K-factor 28
Floor 1271.3
Highest 1771.3 (2026-07-01)
Min/Max +/- allowed 73.5
Standard rating
Rating 1749.2
K-factor 28
Floor 1265.7
Highest 1765.7 (2026-07-01)
Min/Max +/- allowed 74.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1687.3
Final +/- 0
New Rating
()
Rating 1749.2
K-factor 28
Floor 1265.7
Highest 1765.7 (2026-07-01)
Min/Max +/- allowed 74.1
Rapid rating
Rating 1480
K-factor 32
Floor 980
Highest 1480 (2026-09-01)
Min/Max +/- allowed 111.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1475.3
Final +/- 0
New Rating
()
Rating 1480
K-factor 32
Floor 980
Highest 1480 (2026-09-01)
Min/Max +/- allowed 111.3
Blitz rating
Rating 1257.6
K-factor 36
Floor 757.6
Highest 1257.6 (2025-05-05)
Min/Max +/- allowed 152.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1257.6
K-factor 36
Floor 757.6
Highest 1257.6 (2025-05-05)
Min/Max +/- allowed 152.7
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 - Kings and Queens 2026 (Kings) Rapid 2026-08-15 2026-08-15 Cape Winelands (WCW) 6 1726.6 6 3 1521.4 -30.6 Details
2 Eden Top Schools 2026 (U13 Mix) Standard 2026-08-01 2026-08-01 Eden (WEG) 5 1726.6 3 2 1541.7 -14.7 Details
3 George Top Schools 2026 (U13 Mix) Standard 2026-07-25 2026-07-25 Eden (WEG) 5 1726.6 5 5 1573.3 0.6 Details
4 Eden Chess Trials 2 2026 (U12 Boys) Standard 2026-05-23 2026-05-23 Eden (WEG) 5 1725.7 4 4 1866.9 15.8 Details
5 2026 WCSC PS Individual Championship (U11 Boys) Standard 2026-05-16 2026-05-17 Overberg (WOS) 6 1660.2 6 5 1819.9 26.4 Details
6 Eden Schools Trials 1 2026 (U11 Boys) Standard 2026-03-14 2026-03-14 Eden (WEG) 5 1563 5 5 1830.7 41 Details
7 George Trials 3 2026 (U11 Boys) Standard 2026-02-28 2026-02-28 Eden (WEG) 5 1563 5 4 1651.8 13 Details
8 Loerie Skaaktoernooi 2026 (U11+U13) Rapid 2026-02-21 2026-02-21 Eden (WEG) 5 1512.4 5 5 1773.4 14.9 Details
9 George Trials 2 2026 (U11 Boys) Standard 2026-02-14 2026-02-14 Eden (WEG) 5 1512.4 5 4 1600 8 Details
10 George Trials 1 2026 (U11 Boys) Standard 2026-01-31 2026-01-31 Eden (WEG) 5 1512.4 5 4 1595.2 5.2 Details
11 2025 Mzansi Individual Championships (U12 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1529.6 6 3 1381.8 -20.6 Details
12 2025 Mzansi Inter Provincial Team Championships (U12 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1529.6 6 2 1266.6 -30.7 Details
13 Laerskool George Suid 2025 (Ope) Rapid 2025-10-25 2025-10-25 Eden (WEG) 5 1536.1 5 2.5 1455.3 -4 Details
14 HCPS Invitational Rapid Tournament 2025 (U11) Rapid 2025-10-18 2025-10-18 Eden (WEG) 6 1568.3 5 2 1459 -7.3 Details
15 Western Cape Schools - Top Schools 2025 (U11) Standard 2025-09-06 2025-09-07 Overberg (WOS) 6 1552 6 4.5 1568.4 2.2 Details
16 Eden Top Schools 2025 (U11 Open) Standard 2025-08-16 2025-08-16 Eden (WEG) 5 1518.6 5 5 1688 16.1 Details
17 George Top Schools 2025 (U11) Standard 2025-07-26 2025-07-26 Eden (WEG) 5 1507 4 4 1686.3 14.3 Details
18 Knysna Oyster Festival Rapid 2025 (Scholars) Rapid 2025-07-12 2025-07-12 Eden (WEG) 6 1507 6 3 1424.8 -6.9 Details
19 Western Cape Schools Individual Championship 2025 (U11 Boys) Standard 2025-05-17 2025-05-18 Cape Winelands (WCW) 6 1485.1 6 4 1601.3 13.6 Details
20 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Blitz) Blitz 2025-04-16 2025-04-17 Geece (GRE) 11 1520 10 3.5 1340.8 -10.5 Details
21 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Rapid) Rapid 2025-04-13 2025-04-15 Greece (GRE) 11 1520 11 4.5 1472.8 -5.4 Details
22 Eden Chess Trials 2 2025 (U12) Standard 2025-03-15 2025-04-12 Eden (WEG) 10 1520 5 3 1418.9 -9 Details
23 South African Junior Closed Chess Championships 2025 (U10 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1520 9 4.5 1459.9 -13.4 Details
24 Eden Schools Chess Trials 1 2025 (U11 Boys) Standard 2025-03-08 2025-03-08 Eden (WEG) 5 1521.8 5 4 1537.5 1.2 Details
25 George Schools Chess Trials 3 2025 (U11 Boys) Standard 2025-03-01 2025-03-01 Eden (WEG) 5 1521.8 5 3.5 1504.2 -2.2 Details
26 Loerie Skaaktoernooi 2025 Rapid 2025-02-22 2025-02-22 Eden (WEG) 5 1515.7 5 2 1232.8 -15.9 Details
27 George Schools Chess Trials 2 2025 (U11 Boys) Standard 2025-02-15 2025-02-15 Eden (WEG) 5 1515.7 5 4 1604.6 9.6 Details
28 George Schools Chess Trials 1 2025 (U11 Boys) Standard 2025-02-01 2025-02-01 Eden (WEG) 5 1515.7 4 3 1646.3 10.3 Details
29 Mzansi Interprovincial Youth Chess Championships 2024 (U10 Open Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1545.8 7 3.5 1424.8 -18.8 Details
30 George Suid Senior Skaaktoernooi 2024 Rapid 2024-10-26 2024-10-26 Eden (WEG) 5 1560.2 5 3 1400.4 -9.1 Details
31 Western Cape Top Schools Championship 2024 (U9 Mixed) Standard 2024-08-30 2024-09-01 Eden (WEG) 6 1536 6 6 1661.2 15.1 Details
32 Eden Top Schools 2024 (U9 Open) Standard 2024-08-17 2024-08-17 Eden (WEG) 5 1524.6 5 5 1565.3 7.1 Details
33 George Primary Top Schools 2024 (U9) Standard 2024-07-20 2024-07-20 Eden (WEG) 5 1501.5 5 5 1653 14.4 Details
34 Western Cape PS Individuals Championship 2024 (U9 Boys) Standard 2024-05-04 2024-05-05 West Coast (WCU) 6 1518.8 6 4 1423.9 -10.8 Details
35 Eden Chess Trials 2 2024 (U10) Standard 2024-04-13 2024-04-20 Eden (WEG) 10 1505.8 10 7 1537.5 8.1 Details
36 Eden School Chess Trials 1 2024 (U9 Boys) Standard 2024-03-09 2024-03-09 Eden (WEG) 5 1385.4 5 4 1577.1 19.4 Details
37 George Schools Trials 3 2024 (U9 Boys) Standard 2024-03-02 2024-03-02 Eden (WEG) 5 1385.4 5 4 1520 12.4 Details
38 George Schools Trials 2 2024 (U9 Boys) Standard 2024-02-17 2024-02-17 Eden (WEG) 5 1313.2 5 4 1475.1 16.6 Details
39 George Schools Trials 1 2024 (U9 Boys) Standard 2024-02-03 2024-02-03 Eden (WEG) 5 1313.2 5 5 1595.5 28.4 Details
40 Eden Chess Union League 2023 (2nd Division) Standard 2023-11-11 2023-11-11 Eden (WEG) 5 1311.6 4 2 1324 1 Details
41 Mossel Bay Open 2023 (C) Rapid 2023-09-30 2023-09-30 Eden (WEG) 5 1396.1 5 3 1402.9 1.1 Details
42 Western Cape Top Schools 2023 (U9 Mixed) Standard 2023-09-02 2023-09-03 Cape Winelands (WCW) 6 1396.1 5 0 850.5 -53.8 Details
43 Eden Top Schools 2023 (U9 Mix) Standard 2023-08-19 2023-08-19 Eden (WEG) 5 1405.7 4 3 1411.2 0.7 Details
44 CW Top Schools 2023 (U10) Standard 2023-08-12 2023-08-12 West Coast (WCU) 5 1405.7 5 3 1345.1 -6.5 Details
45 Top Schools 2023 (U9) Standard 2023-07-29 2023-07-29 Eden (WEG) 5 1401.5 4 3 1434.1 2.7 Details
46 Western Cape PS Individuals 2023 (U9 Boys) Standard 2023-05-05 2023-05-06 Cape Town (WCT) 6 1368.9 6 3 1297 -8.3 Details
47 Eden Trials 2+3 2023 (U10) Standard 2023-04-15 2023-05-13 Eden (WEG) 10 1368.9 10 7 1468.5 19.6 Details
48 George Chess Club Winter Open 2023 (D) Standard 2023-05-20 2023-05-20 Eden (WEG) 5 1368.9 5 3.5 1431.7 7 Details
49 Eden Trails 1 2023 (U9 Boys) Standard 2023-03-11 2023-03-11 Eden (WEG) 5 1362.3 5 3 1405.7 3.7 Details
50 George Chess Trials 3 2023 (U9 Boys) Standard 2023-02-25 2023-02-25 Eden (WEG) 5 1305.2 5 3 1356.1 4.3 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 49
Wins 41
Draws 0
Losses 8
White 26
Black 23
White wins 21
Black wins 20
Score 41
Percent 83.7
Dp 286.2
AOR 1392.6
Performance 1678.8
Game statistics (History)
Games 322
Wins 203
Draws 18
Losses 101
White 164
Black 158
White wins 101
Black wins 102
Score 212
Percent 65.8
Dp 134.6
AOR 1332.5
Performance 1467.2
Rankings (Main)
National
Overall 465
Gender 434
Age group 12
Gender/Age 11
Provincial
Overall 137
Gender 128
Age group 5
Gender/Age 5
Regional
Overall 16
Gender 16
Age group 1
Gender/Age 1
Rankings (Standard)
National
Overall 374
Gender 351
Age group 11
Gender/Age 11
Provincial
Overall 113
Gender 106
Age group 6
Gender/Age 6
Regional
Overall 8
Gender 8
Age group 1
Gender/Age 1
Rankings (Rapid)
National
Overall 504
Gender 459
Age group 46
Gender/Age 38
Provincial
Overall 233
Gender 209
Age group 29
Gender/Age 21
Regional
Overall 31
Gender 28
Age group 2
Gender/Age 2
Rankings (Blitz)
National
Overall 385
Gender 367
Age group 15
Gender/Age 14
Provincial
Overall 140
Gender 135
Age group 4
Gender/Age 4
Regional
Overall 77
Gender 74
Age group 3
Gender/Age 3
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 49
Score 41
Percent 83.7
Aor 1392.6
Dp 286.2
Prat 1678.8
Performance (12 months)
Games 71
Score 50.5
Percent 71.1
Aor 1408.1
Dp 179.6
Prat 1587.7
Performance (History)
Games 322
Score 212
Percent 65.8
Aor 1332.5
Dp 134.6
Prat 1467.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Pfaff, J (Joel) 11 7 4 George Trials 2 2022 (U7) Eden Schools Trials 1 2026 (U11 Boys) Details
Overall 2 Oberholzer, M (Milan) 8 5 3 George Chess Trials 2 2023 (U9 Boys) George Trials 1 2026 (U11 Boys) Details
Overall 3 James, W (William) 8 6 2 George Trials 2 2022 (U7) Eden Schools Trials 1 2026 (U11 Boys) Details
Overall 4 Punt, CR (Christiaan) 7 3 4 George Chess Trials 2 2023 (U9 Boys) Eden Chess Trials 2 2025 (U12) Details
Overall 5 Fritz, U (Ulysse) 6 1 5 George Schools Trials 2 2024 (U9 Boys) George Schools Chess Trials 3 2025 (U11 Boys) Details
Standard 1 Pfaff, J (Joel) 10 6 4 George Trials 2 2022 (U7) Eden Schools Trials 1 2026 (U11 Boys) Details
Standard 2 Oberholzer, M (Milan) 8 5 3 George Chess Trials 2 2023 (U9 Boys) George Trials 1 2026 (U11 Boys) Details
Standard 3 James, W (William) 7 5 2 George Trials 2 2022 (U7) Eden Schools Trials 1 2026 (U11 Boys) Details
Standard 4 Punt, CR (Christiaan) 7 3 4 George Chess Trials 2 2023 (U9 Boys) Eden Chess Trials 2 2025 (U12) Details
Standard 5 Fritz, U (Ulysse) 6 1 5 George Schools Trials 2 2024 (U9 Boys) George Schools Chess Trials 3 2025 (U11 Boys) Details
Rapid 1 Snyman, C (Christian) 2 0 2 George Suid Senior Skaaktoernooi 2024 HCPS Invitational Rapid Tournament 2025 (U11) Details
Rapid 2 Du Toit, R (Ruvay) 2 1 1 Western Cape Schools - Kings and Queens 2026 (Kings) Western Cape Schools - Kings and Queens 2026 (Kings) Details
Rapid 3 Duthie, C (Conlan) 2 1 1 Western Cape Schools - Kings and Queens 2026 (Kings) Western Cape Schools - Kings and Queens 2026 (Kings) Details
Rapid 4 Ngqwarushe, J (Jayden) 2 1 1 Western Cape Schools - Kings and Queens 2026 (Kings) Western Cape Schools - Kings and Queens 2026 (Kings) Details
Rapid 5 Drude, E (Eshan) 2 1 1 Loerie Skaaktoernooi 2025 Loerie Skaaktoernooi 2026 (U11+U13) Details