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Tristan Jonkers

108087782
Cape Town (WCT)
Personal
Main rating
Rating 1618.4
K-factor 28
Floor 1134.9
Highest 1634.9 (2026-01-01)
Min/Max +/- allowed 89
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1599.3
Final +/- 0
New Rating
()
Rating 1618.4
K-factor 28
Floor 1134.9
Highest 1634.9 (2026-01-01)
Min/Max +/- allowed 89.2
Standard rating
Rating 1615.3
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 1599.3
Final +/- 0
New Rating
()
Rating 1615.3
K-factor 28
Floor 1133.7
Highest 1633.7 (2026-01-01)
Min/Max +/- allowed 89.4
Rapid rating
Rating 1436.3
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 1329.2
Final +/- 0
New Rating
()
Rating 1436.3
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 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
2 Moja Chess Extravaganza 2026 (U18) Standard 2026-04-25 2026-04-26 Cape Town (WCT) 5 1618.8 5 3 1585 -2.8 Details
3 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
4 Steinitz Chess Festival 2026 (Advanced) Standard 2026-03-20 2026-03-22 Cape Town (WCT) 6 1579 6 5 1717.6 26 Details
5 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
6 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
7 COGH 2026 (Advanced) Standard 2026-01-31 2026-02-01 Cape Town (WCT) 6 1580 6 3.5 1570.8 -1 Details
8 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
9 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
10 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
11 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
12 Kraaifontein Open 2025 (Advanced) Standard 2025-12-06 2025-12-07 Cape Town (WCT) 6 1627.2 6 4 1623.1 -0.3 Details
13 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
14 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
15 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
16 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
17 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
18 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
19 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
20 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
21 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
22 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
23 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
24 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
25 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
26 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
27 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
28 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
29 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
30 CT League 2024 (C) Classical 2024-07-20 2024-09-07 Cape Town (WCT) 11 1536.1 10 5.5 1411.3 -31 Details
31 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
32 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
33 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
34 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
35 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
36 Hermanus Chess Club Open 2024 (Advanced) Rapid 2024-04-20 2024-04-20 Overberg (WOS) 7 1486.2 7 4 1496 1.3 Details
37 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
38 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
39 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
40 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
41 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
42 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
43 Kraaifontein Open 2023 (Adanced) Standard 2023-12-09 2023-12-10 Cape Town (WCT) 6 1498.9 6 3.5 1605 13.1 Details
44 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
45 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
46 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
47 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
48 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
49 WP Closed 2023 (U16) Standard 2023-06-16 2023-06-17 Cape Town (WCT) 6 1493.3 6 5 1704.9 26.2 Details
50 Cape Town Junior League 2nd Qualifier 2023 (U16) Rapid 2023-06-03 2023-06-03 Cape Town (WCT) 6 1493.3 6 5 1543.3 4 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 55
Wins 27
Draws 8
Losses 20
White 26
Black 29
White wins 12
Black wins 15
Score 31
Percent 56.4
Dp 54.1
AOR 1532.9
Performance 1587
Game statistics (History)
Games 657
Wins 349
Draws 69
Losses 239
White 326
Black 333
White wins 166
Black wins 184
Score 383.5
Percent 58.4
Dp 71.2
AOR 1344.6
Performance 1415.7
Rankings (Main)
National
Overall 943
Gender 872
Age group 96
Gender/Age 86
Provincial
Overall 284
Gender 258
Age group 22
Gender/Age 21
Regional
Overall 197
Gender 183
Age group 17
Gender/Age 16
Rankings (Standard)
National
Overall 878
Gender 809
Age group 94
Gender/Age 84
Provincial
Overall 256
Gender 233
Age group 18
Gender/Age 17
Regional
Overall 185
Gender 172
Age group 15
Gender/Age 14
Rankings (Rapid)
National
Overall 660
Gender 596
Age group 46
Gender/Age 42
Provincial
Overall 311
Gender 272
Age group 24
Gender/Age 23
Regional
Overall 157
Gender 147
Age group 15
Gender/Age 14
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 55
Score 31
Percent 56.4
Aor 1532.9
Dp 54.1
Prat 1587
Performance (12 months)
Games 113
Score 66
Percent 58.4
Aor 1515.7
Dp 71.5
Prat 1587.1
Performance (History)
Games 657
Score 383.5
Percent 58.4
Aor 1344.6
Dp 71.2
Prat 1415.7
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 Solomon, I (Izaiah) 5 0 5 Kraaifontein Open 2022 (U14) Moja Chess Extravaganza 2026 (U18) Details
Standard 4 Henning, C (Chris) 5 2 3 CWP Closed 2021 (Open) CT Metro North Schools Chess Individual Trials 2026 (u19 bOYS) Details
Standard 5 Kruger, A (Aiden) 4 2 2 WP Club League 2023 (C) CT Metro Schools Individual Closed 2026 (U18 Boys) 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 Somai, R (Ruhan) 2 0 2 CWP Youth Day Rapid 2021 (U14) Metro Rapid 2022 (U15 Boys) Details