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

PLAYER PAGE

Kamvalethu Sonti

1100139766
Nelson Mandela Bay (ENM)
Personal
Main rating
Rating 1392.8
K-factor 32
Floor 931.8
Highest 1431.8 (2026-01-01)
Min/Max +/- allowed 119
Rating Change
()
Games 8
Score 3
We 3.59
SWe -0.18
Temp +/- -5.9
Penalties 0
Weight perform 1345.1
Final +/- -5.9
New Rating
()
Rating 1386.9
K-factor 32
Floor 931.8
Highest 1431.8 (2026-01-01)
Min/Max +/- allowed 119.2
Standard rating
Rating 1379.6
K-factor 32
Floor 933
Highest 1433 (2026-01-01)
Min/Max +/- allowed 119
Rating Change
()
Games 6
Score 3
We 2.96
SWe 0.04
Temp +/- 1.4
Penalties 0
Weight perform 1352.6
Final +/- +1.4
New Rating
()
Rating 1380.9
K-factor 32
Floor 933
Highest 1433 (2026-01-01)
Min/Max +/- allowed 119
Rapid rating
Rating 1194.5
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 2
Score 0
We 0.77
SWe -0.77
Temp +/- -27.7
Penalties 0
Weight perform 0
Final +/- -27.7
New Rating
()
Rating 1166.8
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1234.4
K-factor 36
Floor 734.4
Highest 1234.4 (2026-08-01)
Min/Max +/- allowed 157.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1234.4
K-factor 36
Floor 734.4
Highest 1234.4 (2026-08-01)
Min/Max +/- allowed 157.9
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Eastern Cape Closed Championship 2026 (U18 Open) Standard 2026-09-25 2026-09-26 Sarah Baartman (ESB) 6 1392.8 6 3 1395.7 0.5 Details
2 Eastern Cape Chess Festival 2026 (Inter-Regionals U18) Rapid 2026-09-25 2026-09-25 Sarah Baartman (ESB) 5 1392.8 2 0 1137.3 -6.4 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 NMB Closed 2026 (U18) Standard 2026-08-15 2026-08-15 Nelson Mandela Bay (ENM) 5 1392.8 5 2 1368.3 -5 Details
2 UCC Mind Over Board 2026 (A) Standard 2026-08-01 2026-08-01 Nelson Mandela Bay (ENM) 5 1392.8 5 2 1377.7 -8.4 Details
3 South African Open Championship 2026 (U17 Boys) Classical 2026-07-02 2026-07-05 Cape Town (WCT) 7 1418.3 6 2.5 1334.9 -12.9 Details
4 South African Open Championship 2026 (Blitz) Blitz 2026-06-27 2026-06-27 Cape Town (WCT) 9 1418.3 9 4 1475.1 2.7 Details
5 NMBCU Trials 6 2026 (U18-Open) Standard 2026-05-22 2026-05-23 Nelson Mandela Bay (ENM) 6 1364.3 6 3.5 1459.3 17.8 Details
6 NMBCU Trials 5 2026 (U18) Standard 2026-05-15 2026-05-16 Nelson Mandela Bay (ENM) 6 1364.3 5 2.5 1546.2 29.2 Details
7 2026 NMBCU Trials 4 (U18) Standard 2026-04-24 2026-04-25 Nelson Mandela Bay (ENM) 6 1391.6 6 3 1346.9 -8.3 Details
8 NMBCU Trials 3 2026 (U18) Standard 2026-04-18 2026-04-18 Nelson Mandela Bay (ENM) 5 1391.6 5 2 1276.7 -19 Details
9 2026 NMBCU Trials 2 (U18) Standard 2026-03-06 2026-03-07 Nelson Mandela Bay (ENM) 6 1401.6 6 2.5 1348.7 -10 Details
10 Pearson Chess Festival 2026 (B) Standard 2026-02-27 2026-02-28 Nelson Mandela Bay (ENM) 5 1423.1 4 2 1292.3 -10 Details
11 NMBCU Trial 1 2026 (U18) Standard 2026-02-20 2026-02-21 Nelson Mandela Bay (ENM) 5 1423.1 5 3 1378.8 -3.7 Details
12 Fide in the Bay 2026 (B) Standard 2026-01-24 2026-01-24 Nelson Mandela Bay (ENM) 5 1431.8 5 3 1381.8 -5.5 Details
13 2025 Mzansi Individual Championships (U16 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1417.3 6 2.5 1504.8 12.2 Details
14 2025 Mzansi Inter Provincial Team Championships (U16 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1417.3 6 2.5 1391.8 -3 Details
15 UCC Rapid Open Oct 2025 (A) Rapid 2025-10-25 2025-10-25 Nelson Mandela Bay (ENM) 6 1421.3 6 2.5 1376 -2.5 Details
16 EC Closed 2025 (U16 Open) Standard 2025-09-06 2025-09-07 Nelson Mandela Bay (ENM) 6 1402.3 6 3 1493 11.8 Details
17 FIDE in the Bay 2025 (B) Standard 2025-08-30 2025-08-30 Nelson Mandela Bay (ENM) 5 1402.3 0 0 0 0 Details
18 Eastern Cape Inter-Regional Individual Chess Championship 2025 (U16 Open) Standard 2025-07-11 2025-07-12 Amathole (EAL) 6 1370.6 6 2.5 1325.7 -5.3 Details
19 Eastern Cape Inter-Regional Team Chess Championship 2025 (U16) Standard 2025-07-10 2025-07-11 Amathole (EAL) 5 1370.6 3 2 1542.2 9.3 Details
20 NMBCU Closed 2025 (U16) Standard 2025-06-13 2025-06-14 Nelson Mandela Bay (ENM) 6 1351.7 6 3 1442 10.5 Details
21 NMBCU Open 2025 (B) Standard 2025-05-23 2025-05-24 Nelson Mandela Bay (ENM) 6 1344.6 5 2 1433.1 8 Details
22 NMBCU Trial 4 2025 (U16) Standard 2025-05-09 2025-05-10 Nelson Mandela Bay (ENM) 6 1344.6 6 2.5 1310.7 -4 Details
23 NMB 3rd Trials 2025 (U16) Standard 2025-04-11 2025-04-12 Nelson Mandela Bay (ENM) 6 1385.5 6 2.5 1190 -22.7 Details
24 NMB 2nd Trials 2025 (U16) Standard 2025-03-07 2025-03-08 Nelson Mandela Bay (ENM) 6 1390.1 5 2.5 1355.7 -4 Details
25 UCC Strategic Moves 2025 (A) Standard 2025-02-28 2025-03-01 Nelson Mandela Bay (ENM) 5 1390.1 5 2.5 1355.5 -2.8 Details
26 Pearson High Chess Festival 2025 (B) Standard 2025-02-21 2025-02-22 Nelson Mandela Bay (ENM) 5 1200.1 5 3.5 1551.9 34.9 Details
27 NMBCH Trial 1 2025 (U16) Standard 2025-02-14 2025-02-15 Nelson Mandela Bay (ENM) 6 1200.1 6 3.5 1445.1 28.6 Details
28 NMBCU vs BCC Derby Chess Invitational 2025 (Open A) Standard 2025-01-10 2025-01-11 Nelson Mandela Bay (ENM) 5 1182 5 2.5 1290.6 10.1 Details
29 Mzansi Interprovincial Youth Chess Championships 2024 (U16 Open Premier) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1136.8 7 3.5 1271.1 22.8 Details
30 NMBCU Closed 2024 (U16) Standard 2024-09-20 2024-09-21 Nelson Mandela Bay (ENM) 6 1137.8 6 2 1134.4 -0.5 Details
31 NMBCU Trial 5 2024 (U16) Standard 2024-08-16 2024-08-17 Nelson Mandela Bay (ENM) 6 1097.3 6 2.5 1273 20.3 Details
32 NMBCU Trial 3 2024 (U16) Standard 2024-05-10 2024-05-11 Nelson Mandela Bay (ENM) 6 1111.9 2 0 926 -7.3 Details
33 NMBCU Trials 2 2024 (U16) Standard 2024-04-12 2024-04-13 Nelson Mandela Bay (ENM) 6 1143.1 5 1 991.6 -15.6 Details
34 Madibaz Chess Tournament 2024 (B) Standard 2024-03-01 2024-03-02 Nelson Mandela Bay (ENM) 5 1146.8 5 2 1137.6 -1.8 Details
35 NMBCU Trials 1 2024 (U16) Standard 2024-02-16 2024-02-16 Nelson Mandela Bay (ENM) 6 1174 6 2 1056.7 -13.8 Details
36 NMBCU Closed 2023 (U14) Standard 2023-08-11 2023-08-12 Nelson Mandela Bay (ENM) 6 1153.6 6 3 1199.6 5.3 Details
37 NMBCU Trial 4 2023 (U14) Standard 2023-07-28 2023-07-29 Nelson Mandela Bay (ENM) 6 1126 6 3 1232.5 12.3 Details
38 EP Trials 3 2023 (U14) Standard 2023-05-05 2023-05-06 Nelson Mandela Bay (ENM) 6 1107.1 6 3 1187.8 9.3 Details
39 NMB 2nd Trials 2023 (U14) Standard 2023-03-24 2023-03-25 Nelson Mandela Bay (ENM) 6 1075.2 6 3 1212 15.9 Details
40 2023 Pearson Open Chess Tournament (C) Standard 2023-02-24 2023-02-25 Nelson Mandela Bay (ENM) 5 1060.9 5 2 1144.1 7.3 Details
41 2022 NMBCU Closed 2022 (U14) Standard 2022-08-19 2022-08-20 Nelson Mandela Bay (ENM) 5 1099.1 5 1.5 1018.6 -8.6 Details
42 2022 NMBCU Trial 4 (U14) Standard 2022-08-12 2022-08-13 Nelson Mandela Bay (ENM) 6 1099.1 6 2 1010.1 -10.5 Details
43 2022 NMB Junior Trials 2 (U12) Standard 2022-05-13 2022-05-14 Nelson Mandela Bay (ENM) 6 1137.6 5 1 932.7 -19.4 Details
44 2022 NMB Junior Trials 1 (U12) Standard 2022-04-22 2022-04-23 Nelson Mandela Bay (ENM) 6 1200 5 1.5 871.8 -31.2 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 75
Wins 25
Draws 20
Losses 30
White 37
Black 38
White wins 10
Black wins 15
Score 35
Percent 46.7
Dp -28.3
AOR 1410.7
Performance 1382.4
Game statistics (History)
Games 244
Wins 69
Draws 77
Losses 98
White 123
Black 121
White wins 34
Black wins 35
Score 107.5
Percent 44.1
Dp -50.5
AOR 1342.2
Performance 1291.7
Rankings (Main)
National
Overall 3738
Gender 3158
Age group 561
Gender/Age 465
Provincial
Overall 413
Gender 350
Age group 72
Gender/Age 64
Regional
Overall 148
Gender 129
Age group 27
Gender/Age 24
Rankings (Standard)
National
Overall 3544
Gender 2943
Age group 536
Gender/Age 438
Provincial
Overall 387
Gender 326
Age group 70
Gender/Age 62
Regional
Overall 129
Gender 111
Age group 24
Gender/Age 21
Rankings (Rapid)
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
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 75
Score 35
Percent 46.7
Aor 1410.7
Dp -28.3
Prat 1382.4
Performance (12 months)
Games 87
Score 40
Percent 46
Aor 1425.7
Dp -34.2
Prat 1391.5
Performance (History)
Games 244
Score 107.5
Percent 44.1
Aor 1342.2
Dp -50.5
Prat 1291.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Brown, N (Nathan) 7 2 5 2022 NMBCU Closed 2022 (U14) 2025 Mzansi Individual Championships (U16 Open) Details
Overall 2 Ackerdien, S (Saud) 6 5 1 NMB 2nd Trials 2023 (U14) NMB Closed 2026 (U18) Details
Overall 3 Cona, S (Shaunwin) 6 4 2 NMBCU Trials 2 2024 (U16) NMBCU Trials 6 2026 (U18-Open) Details
Overall 4 Murray, J (Jaydon) 6 4 2 2022 NMB Junior Trials 1 (U12) EC Closed 2025 (U16 Open) Details
Overall 5 Dugmore, D (Deacon) 6 5 1 NMBCU Trial 4 2023 (U14) NMBCU Trials 3 2026 (U18) Details
Standard 1 Brown, N (Nathan) 7 2 5 2022 NMBCU Closed 2022 (U14) 2025 Mzansi Individual Championships (U16 Open) Details
Standard 2 Cona, S (Shaunwin) 6 4 2 NMBCU Trials 2 2024 (U16) NMBCU Trials 6 2026 (U18-Open) Details
Standard 3 Murray, J (Jaydon) 6 4 2 2022 NMB Junior Trials 1 (U12) EC Closed 2025 (U16 Open) Details
Standard 4 Ackerdien, S (Saud) 6 5 1 NMB 2nd Trials 2023 (U14) NMB Closed 2026 (U18) Details
Standard 5 Blandy, L (Levi) 5 2 3 2022 NMBCU Trial 4 (U14) NMB Closed 2026 (U18) Details