PLAYER PAGE

Oliver Van Der Merwe

1150136957
Eden (WEG)
Personal
Main rating
Rating 1725.7
K-factor 28
Floor 1225.7
Highest 1725.7 (2026-06-01)
Min/Max +/- allowed 78
Rating Change
()
Games 4
Score 4
We 3.32
SWe 0.56
Temp +/- 15.8
Penalties 0
Weight perform 1782.2
Final +/- +56.5
New Rating
()
Rating 1782.2
K-factor 28
Floor 1282.2
Highest 1782.2 (2026-06-01)
Min/Max +/- allowed 72.3
Standard rating
Rating 1711.9
K-factor 28
Floor 1211.9
Highest 1711.9 (2026-06-01)
Min/Max +/- allowed 80
Rating Change
()
Games 4
Score 4
We 3.35
SWe 0.65
Temp +/- 18.3
Penalties 0
Weight perform 1776.5
Final +/- +64.6
New Rating
()
Rating 1776.5
K-factor 28
Floor 1276.5
Highest 1776.5 (2026-06-01)
Min/Max +/- allowed 72.9
Rapid rating
Rating 1360.2
K-factor 36
Floor 860.2
Highest 1360.2 (2026-02-28)
Min/Max +/- allowed 132
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1470.2
Final +/- 0
New Rating
()
Rating 1360.2
K-factor 36
Floor 860.2
Highest 1360.2 (2026-02-28)
Min/Max +/- allowed 132
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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 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
2 Eden Schools Trials 1 2026 (U11 Boys) Standard 2026-03-14 2026-03-14 Eden (WEG) 5 1563 5 5 1830.7 41 Details
3 George Trials 3 2026 (U11 Boys) Standard 2026-02-28 2026-02-28 Eden (WEG) 5 1563 5 4 1651.8 13 Details
4 Loerie Skaaktoernooi 2026 (U11+U13) Rapid 2026-02-21 2026-02-21 Eden (WEG) 5 1512.4 5 5 1773.4 14.9 Details
5 George Trials 2 2026 (U11 Boys) Standard 2026-02-14 2026-02-14 Eden (WEG) 5 1512.4 5 4 1600 8 Details
6 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
7 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
8 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
9 Laerskool George Suid 2025 (Ope) Rapid 2025-10-25 2025-10-25 Eden (WEG) 5 1536.1 5 2.5 1455.3 -4 Details
10 HCPS Invitational Rapid Tournament 2025 (U11) Rapid 2025-10-18 2025-10-18 Eden (WEG) 6 1568.3 5 2 1459 -7.3 Details
11 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
12 Eden Top Schools 2025 (U11 Open) Standard 2025-08-16 2025-08-16 Eden (WEG) 5 1518.6 5 5 1688 16.1 Details
13 George Top Schools 2025 (U11) Standard 2025-07-26 2025-07-26 Eden (WEG) 5 1507 4 4 1686.3 14.3 Details
14 Knysna Oyster Festival Rapid 2025 (Scholars) Rapid 2025-07-12 2025-07-12 Eden (WEG) 6 1507 6 3 1424.8 -6.9 Details
15 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
16 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
17 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
18 Eden Chess Trials 2 2025 (U12) Standard 2025-03-15 2025-04-12 Eden (WEG) 10 1520 5 3 1418.9 -9 Details
19 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
20 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
21 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
22 Loerie Skaaktoernooi 2025 Rapid 2025-02-22 2025-02-22 Eden (WEG) 5 1515.7 5 2 1232.8 -15.9 Details
23 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
24 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
25 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
26 George Suid Senior Skaaktoernooi 2024 Rapid 2024-10-26 2024-10-26 Eden (WEG) 5 1560.2 5 3 1400.4 -9.1 Details
27 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
28 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
29 George Primary Top Schools 2024 (U9) Standard 2024-07-20 2024-07-20 Eden (WEG) 5 1501.5 5 5 1653 14.4 Details
30 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
31 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
32 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
33 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
34 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
35 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
36 Eden Chess Union League 2023 (2nd Division) Standard 2023-11-11 2023-11-11 Eden (WEG) 5 1311.6 4 2 1324 1 Details
37 Mossel Bay Open 2023 (C) Rapid 2023-09-30 2023-09-30 Eden (WEG) 5 1396.1 5 3 1402.9 1.1 Details
38 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
39 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
40 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
41 Top Schools 2023 (U9) Standard 2023-07-29 2023-07-29 Eden (WEG) 5 1401.5 4 3 1434.1 2.7 Details
42 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
43 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
44 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
45 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
46 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
47 George Chess Trials 2 2023 (U9 Boys) Standard 2023-02-11 2023-02-11 Cape Town (WCT) 5 1305.2 5 4 1483.1 16.8 Details
48 George Chess Trials 1 2023 (U9 Boys) Standard 2023-01-28 2023-01-28 Eden (WEG) 5 1325.5 5 2.5 1216.8 -11.1 Details
49 George Open 2022 (D) Standard 2022-12-03 2022-12-03 Eden (WEG) 5 1302.9 5 3 1369.4 5.8 Details
50 Western Cape Top Schools 2022 (U7 Mix) Standard 2022-09-16 2022-09-17 Overberg (WOS) 6 1205.6 4 4 1591.2 30.2 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 35
Wins 31
Draws 0
Losses 4
White 18
Black 17
White wins 16
Black wins 15
Score 31
Percent 88.6
Dp 327.9
AOR 1404.8
Performance 1732.6
Game statistics (History)
Games 308
Wins 193
Draws 18
Losses 97
White 156
Black 152
White wins 96
Black wins 97
Score 202
Percent 65.6
Dp 132.5
AOR 1331.2
Performance 1463.7
Rankings (Main)
National
Overall 449
Gender 419
Age group 12
Gender/Age 10
Provincial
Overall 140
Gender 132
Age group 5
Gender/Age 5
Regional
Overall 14
Gender 14
Age group 1
Gender/Age 1
Rankings (Standard)
National
Overall 469
Gender 437
Age group 15
Gender/Age 13
Provincial
Overall 137
Gender 127
Age group 6
Gender/Age 6
Regional
Overall 12
Gender 11
Age group 1
Gender/Age 1
Rankings (Rapid)
National
Overall 1240
Gender 1065
Age group 149
Gender/Age 120
Provincial
Overall 567
Gender 474
Age group 73
Gender/Age 53
Regional
Overall 63
Gender 57
Age group 5
Gender/Age 5
Rankings (Blitz)
National
Overall 377
Gender 359
Age group 13
Gender/Age 12
Provincial
Overall 121
Gender 118
Age group 3
Gender/Age 3
Regional
Overall 61
Gender 60
Age group 2
Gender/Age 2
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 35
Score 31
Percent 88.6
Aor 1404.8
Dp 327.9
Prat 1732.6
Performance (12 months)
Games 78
Score 57
Percent 73.1
Aor 1396.8
Dp 196.2
Prat 1592.9
Performance (History)
Games 308
Score 202
Percent 65.6
Aor 1331.2
Dp 132.5
Prat 1463.7
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 James, W (William) 8 6 2 George Trials 2 2022 (U7) Eden Schools Trials 1 2026 (U11 Boys) Details
Overall 3 Oberholzer, M (Milan) 8 5 3 George Chess Trials 2 2023 (U9 Boys) George 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 Punt, CR (Christiaan) 7 3 4 George Chess Trials 2 2023 (U9 Boys) Eden Chess Trials 2 2025 (U12) Details
Standard 4 James, W (William) 7 5 2 George Trials 2 2022 (U7) Eden Schools Trials 1 2026 (U11 Boys) 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 Drude, E (Eshan) 2 1 1 Loerie Skaaktoernooi 2025 Loerie Skaaktoernooi 2026 (U11+U13) Details
Rapid 2 Snyman, C (Christian) 2 0 2 George Suid Senior Skaaktoernooi 2024 HCPS Invitational Rapid Tournament 2025 (U11) Details