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

PLAYER PAGE

Tristan Jonkers

108087782
Cape Town (WCT)
Personal
Main rating
Rating 1647.4
K-factor 28
Floor 1147.4
Highest 1647.4 (2026-08-01)
Min/Max +/- allowed 88
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1604.2
Final +/- 0
New Rating
()
Rating 1647.4
K-factor 28
Floor 1147.4
Highest 1647.4 (2026-08-01)
Min/Max +/- allowed 87.7
Standard rating
Rating 1631.3
K-factor 28
Floor 1133.7
Highest 1633.7 (2026-01-01)
Min/Max +/- allowed 89.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1594.1
Final +/- 0
New Rating
()
Rating 1631.3
K-factor 28
Floor 1133.7
Highest 1633.7 (2026-01-01)
Min/Max +/- allowed 89.4
Rapid rating
Rating 1500
K-factor 32
Floor 1013.5
Highest 1529.9 (2023-07-01)
Min/Max +/- allowed 103.6
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1444.4
Final +/- 0
New Rating
()
Rating 1500
K-factor 32
Floor 1013.5
Highest 1529.9 (2023-07-01)
Min/Max +/- allowed 103.6
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 South African Open Championship 2026 (Advanced) Classical 2026-06-28 2026-07-05 Cape Town (WCT) 9 1632.5 9 5 1686.6 14.9 Details
2 Curro Hermanus Winter Open 2026 (U20) Rapid 2026-06-20 2026-06-20 Overberg (WOS) 6 1618.4 6 5.5 1733.7 14.1 Details
3 2026 WCSC HS Individual Championship (U18 Boys) Standard 2026-05-02 2026-05-03 Eden (WEG) 6 1618.8 6 4 1632.2 2.4 Details
4 Moja Chess Extravaganza 2026 (U18) Standard 2026-04-25 2026-04-26 Cape Town (WCT) 5 1618.8 5 3 1585 -2.8 Details
5 South African Junior Closed Chess Championship 2026 (U18 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1615.8 9 3.5 1623 3 Details
6 Steinitz Chess Festival 2026 (Advanced) Standard 2026-03-20 2026-03-22 Cape Town (WCT) 6 1579 6 5 1717.6 26 Details
7 CT Metro Schools Individual Closed 2026 (U18 Boys) Standard 2026-03-07 2026-03-08 Cape Town (WCT) 6 1579 6 4 1547.8 -5 Details
8 CT Metro North Schools Chess Individual Trials 2026 (u19 bOYS) Standard 2026-02-14 2026-02-15 Cape Town 6 1579 6 4 1642.5 12.5 Details
9 COGH 2026 (Advanced) Standard 2026-01-31 2026-02-01 Cape Town (WCT) 6 1580 6 3.5 1570.8 -1 Details
10 Helderberg Chess Club Open 2026 (A) Standard 2026-01-17 2026-01-17 Cape Town (WCT) 5 1634.8 5 2.5 1590 -5 Details
11 Chess Elevation Series 1 2026 (Level 4) Standard 2026-01-08 2026-01-09 Cape Town (WCT) 6 1634.8 6 1.5 1356.4 -34.1 Details
12 2025 Mzansi Individual Championships (U18 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1627.2 6 3 1531.4 -13.4 Details
13 2025 Mzansi Inter Provincial Team Championships (U18 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1627.2 4 3 1582.9 -3.3 Details
14 Kraaifontein Open 2025 (Advanced) Standard 2025-12-06 2025-12-07 Cape Town (WCT) 6 1627.2 6 4 1623.1 -0.3 Details
15 A & A Invitational Chess Tournament 2025 (U16+U18) Standard 2025-11-29 2025-11-29 Cape Town (WCT) 5 1627.2 5 4 1848.5 22.4 Details
16 Cape Town Chess Federation Club League 2025 (B) Classical 2025-07-26 2025-09-27 Cape Town (WCT) 11 1522.9 7 5.5 1752.9 40.4 Details
17 Cape Town Chess Federation Club League 2025 (C) Classical 2025-07-26 2025-09-27 Cape Town (WCT) 11 1522.9 2 1 1590.2 4.8 Details
18 UCT Open Chess Championship 2025 (Advanced) Standard 2025-10-10 2025-10-12 Cape Town (WCT) 6 1522.9 6 4 1717 25.8 Details
19 Royal Rapid Challenge 2025 (A) Rapid 2025-10-04 2025-10-04 Cape Town (WCT) 7 1522.9 7 3 1521.1 0.3 Details
20 Curro Chess Open Rapid 2025 (U19) Rapid 2025-08-23 2025-08-23 Cape Town (WCT) 6 1530.5 5 4 1609.6 5.6 Details
21 Kraaifontein Schools Rapid Chess Tournament 2025 (Advaned Boys) Rapid 2025-08-09 2025-08-09 Cape Town (WCT) 5 1530.5 4 1 1238.8 -10.6 Details
22 Cape Winelands Open 2025 (Advanced) Standard 2025-07-19 2025-07-20 Cape Winelands (WCW) 6 1572.3 6 2.5 1358.8 -26.2 Details
23 Cape Town Chess Junior League 2025 (U18) Standard 2025-05-10 2025-05-31 Cape Town (WCT) 6 1515.9 3 3 1899 21.7 Details
24 South African Junior Closed Chess Championships 2025 (U18 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1515.7 9 3.5 1489.1 -5 Details
25 Western Cape Closed 2025 (B) Standard 2025-03-08 2025-03-09 Cape Town (WCT) 6 1571.6 6 4 1618.6 6.4 Details
26 CT Metro Schools Individual Closed 2025 (U17 Open) Standard 2025-03-01 2025-03-02 Cape Town (WCT) 6 1571.6 6 2.5 1210 -43.2 Details
27 Cape of Good Hope Open 2025 (Advanced) Standard 2025-02-22 2025-02-23 Cape Town (WCT) 6 1559.6 6 3 1490.9 -8 Details
28 CT Metro North Schools Chess Individual Trials 2025 (U17 Open) Standard 2025-02-08 2025-02-09 Cape Town (WCT) 6 1559.6 6 4.5 1666.7 12.6 Details
29 Marie Delport Memorial 2025 (Open) Standard 2025-01-25 2025-01-26 Cape Winelands (WCW) 6 1526.8 6 4 1587.7 7.7 Details
30 2025 Kraaifontein Open Chess Championships (Advanced) Standard 2025-01-04 2025-01-05 Cape Town (WCT) 6 1526.8 6 4 1630.6 12.9 Details
31 Mzansi Interprovincial Youth Chess Championships 2024 (U18 Open Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1486.5 7 4.5 1646.2 25.4 Details
32 CT League 2024 (C) Classical 2024-07-20 2024-09-07 Cape Town (WCT) 11 1536.1 10 5.5 1411.3 -31 Details
33 Curro Durbanville Chess Rapid Open 2024 (Championship) Rapid 2024-07-13 2024-07-13 Cape Town (WCT) 6 1519 6 2 1437.4 -7.3 Details
34 Chess Elevation Series - July 2024 (Level 4) Standard 2024-07-05 2024-07-06 Cape Town (WCT) 5 1519 5 3.5 1702.6 18.2 Details
35 Cape Town Chess Federation Closed Chess Championships 2024 (U18) Standard 2024-06-15 2024-06-16 Cape Town (WCT) 6 1480.6 6 4.5 1687.7 24.1 Details
36 Curro Hermanus Freedom Day Rapid 2024 (U19) Rapid 2024-04-27 2024-04-27 Overberg (WOS) 5 1486.2 5 4 1507.7 1.2 Details
37 Kraaifontein Schools Rapid 2024 (Advanced Boys) Rapid 2024-04-13 2024-04-13 Cape Town (WCT) 5 1486.2 5 3 1369.5 -4.9 Details
38 Hermanus Chess Club Open 2024 (Advanced) Rapid 2024-04-20 2024-04-20 Overberg (WOS) 7 1486.2 7 4 1496 1.3 Details
39 Cape Town Junior League Qualifier 2024 (U18 Open) Rapid 2024-04-06 2024-04-06 Cape Town (WCT) 6 1486.2 4 2 1448.1 -1.1 Details
40 Western Cape HS Individuals Championship 2024 (U18 Boys) Standard 2024-03-21 2024-03-22 Overberg (WOS) 6 1492.1 6 3.5 1496.5 0.7 Details
41 Cape Town Open Chess Championship 2024 (Advanced) Standard 2024-03-15 2024-03-17 Cape Town (WCT) 6 1492.1 6 3 1444.7 -6 Details
42 Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys) Standard 2024-03-02 2024-03-03 Cape Town (WCT) 6 1492.1 6 4 1505.7 1.7 Details
43 North District School Trials 2024 (U18 Boys) Standard 2024-02-03 2024-02-03 Cape Town (WCT) 5 1519.2 5 4 1639.6 8.8 Details
44 Cape of Good Hope Open Chess Tournament 2024 (Advanced) Standard 2024-02-17 2024-02-17 Cape Town (WCT) 6 1519.2 6 2 1307.6 -26 Details
45 Kraaifontein Open 2023 (Adanced) Standard 2023-12-09 2023-12-10 Cape Town (WCT) 6 1498.9 6 3.5 1605 13.1 Details
46 WP Club League 2023 (C) Classical 2023-07-29 2023-09-09 Cape Town (WCT) 11 1554.9 5 1.5 1312.4 -29.2 Details
47 Western Cape Closed Championship 2023 (U16) Rapid 2023-09-23 2023-09-23 Cape Town (WCT) 6 1554.9 6 4 1491.2 -4.7 Details
48 Cape Town Junior Chess League Finals 2023 (U16A) Rapid 2023-09-16 2023-09-16 Cape Town (WCT) 7 1554.9 6 5 1550.3 -1 Details
49 Curro Durbanville Chess Open Rapid 2023 (Intermediate) Rapid 2023-07-15 2023-07-15 Cape Town (WCT) 6 1541.5 6 4.5 1606.4 6.2 Details
50 Cape Town Junior Chess League - Round 1 2023 (U16A) Rapid 2023-07-22 2023-07-22 Cape Town (WCT) 7 1541.5 6 5 1578.3 2.1 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 70
Wins 36
Draws 11
Losses 23
White 34
Black 36
White wins 16
Black wins 20
Score 41.5
Percent 59.3
Dp 78.9
AOR 1533.5
Performance 1612.4
Game statistics (History)
Games 672
Wins 358
Draws 72
Losses 242
White 334
Black 340
White wins 170
Black wins 189
Score 394
Percent 58.6
Dp 73.4
AOR 1348.8
Performance 1422.2
Rankings (Main)
National
Overall 799
Gender 749
Age group 82
Gender/Age 73
Provincial
Overall 230
Gender 212
Age group 16
Gender/Age 16
Regional
Overall 166
Gender 156
Age group 13
Gender/Age 13
Rankings (Standard)
National
Overall 812
Gender 755
Age group 87
Gender/Age 77
Provincial
Overall 227
Gender 208
Age group 17
Gender/Age 16
Regional
Overall 162
Gender 151
Age group 14
Gender/Age 13
Rankings (Rapid)
National
Overall 437
Gender 403
Age group 31
Gender/Age 29
Provincial
Overall 197
Gender 179
Age group 14
Gender/Age 14
Regional
Overall 112
Gender 105
Age group 9
Gender/Age 9
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 70
Score 41.5
Percent 59.3
Aor 1533.5
Dp 78.9
Prat 1612.4
Performance (12 months)
Games 113
Score 69
Percent 61.1
Aor 1532.3
Dp 94
Prat 1626.3
Performance (History)
Games 672
Score 394
Percent 58.6
Aor 1348.8
Dp 73.4
Prat 1422.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Priestley, L (Logan) 8 5 3 Kraaifontein Open 2022 (U14) Curro Chess Open Rapid 2025 (U19) Details
Overall 2 Somai, R (Ruhan) 8 3 5 Northern Chess Cadet Series 2020 (A) CT Metro North Schools Chess Individual Trials 2026 (u19 bOYS) Details
Overall 3 Blauw, S (Siyamthanda) 7 3 4 CTCA Rapid Masters @ Claremont Chess Club 2022 (Open) Kraaifontein Schools Rapid Chess Tournament 2025 (Advaned Boys) Details
Overall 4 Rosenberg, W (Wagheed) 7 3 4 Northern Chess Cadet Series 2020 (A) Mzansi Interprovincial Youth Chess Championships 2024 (U18 Open Championship) Details
Overall 5 Nieuwoudt, H (Hein) 6 4 2 Stellenberg Chess Championship 2022 (Young Masters) Western Cape Closed Championship 2023 (U16) Details
Standard 1 Rosenberg, W (Wagheed) 6 3 3 Northern Chess Cadet Series 2020 (A) Mzansi Interprovincial Youth Chess Championships 2024 (U18 Open Championship) Details
Standard 2 Somai, R (Ruhan) 6 3 3 Northern Chess Cadet Series 2020 (A) CT Metro North Schools Chess Individual Trials 2026 (u19 bOYS) Details
Standard 3 Henning, C (Chris) 5 2 3 CWP Closed 2021 (Open) CT Metro North Schools Chess Individual Trials 2026 (u19 bOYS) Details
Standard 4 Solomon, I (Izaiah) 5 0 5 Kraaifontein Open 2022 (U14) Moja Chess Extravaganza 2026 (U18) Details
Standard 5 Vorster, P (Paul) 4 3 1 North District School Trials 2023 (U15 Boys) South African Junior Closed Chess Championship 2026 (U18 Open) Details
Rapid 1 Blauw, S (Siyamthanda) 5 1 4 CTCA Rapid Masters @ Claremont Chess Club 2022 (Open) Kraaifontein Schools Rapid Chess Tournament 2025 (Advaned Boys) Details
Rapid 2 Priestley, L (Logan) 4 1 3 Stellenberg Chess Championship 2022 (Young Masters) Curro Chess Open Rapid 2025 (U19) Details
Rapid 3 Macheka, C (Clayton) 3 1 2 CTCA Rapid Masters 2022 (Open) Royal Rapid Challenge 2025 (A) Details
Rapid 4 Nieuwoudt, H (Hein) 3 2 1 Stellenberg Chess Championship 2022 (Young Masters) Western Cape Closed Championship 2023 (U16) Details
Rapid 5 Manning, C (Callan) 2 1 1 ACL November 2022 (Beginners) Curro Durbanville Chess Open Rapid 2023 (Intermediate) Details