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Matthew Koutsouvelis

1140151191
Nelson Mandela Bay (ENM)
Personal
Main rating
Rating 1722.6
K-factor 28
Floor 1249.6
Highest 1749.6 (2026-04-01)
Min/Max +/- allowed 76
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1638.3
Final +/- 0
New Rating
()
Rating 1722.6
K-factor 28
Floor 1249.6
Highest 1749.6 (2026-04-01)
Min/Max +/- allowed 75.8
Standard rating
Rating 1741.1
K-factor 28
Floor 1249.6
Highest 1749.6 (2026-04-01)
Min/Max +/- allowed 75.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1731
Final +/- 0
New Rating
()
Rating 1741.1
K-factor 28
Floor 1249.6
Highest 1749.6 (2026-04-01)
Min/Max +/- allowed 75.8
Rapid rating
Rating 1233.2
K-factor 36
Floor 733.2
Highest 1233.2 (2026-06-01)
Min/Max +/- allowed 158.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1233.2
K-factor 36
Floor 733.2
Highest 1233.2 (2026-06-01)
Min/Max +/- allowed 158.2
Blitz rating
Rating 1322.1
K-factor 36
Floor 822.1
Highest 1322.1 (2026-06-01)
Min/Max +/- allowed 139.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1322.1
K-factor 36
Floor 822.1
Highest 1322.1 (2026-06-01)
Min/Max +/- allowed 139.3
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 NMBCU Trials 6 2026 (U14+U16) Standard 2026-05-22 2026-05-23 Nelson Mandela Bay (ENM) 6 1749.6 6 5 1790.2 6.3 Details
2 NMBCU Trials 5 2026 (U14) Standard 2026-05-15 2026-05-16 Nelson Mandela Bay (ENM) 6 1749.6 6 4 1651.5 -12.8 Details
3 2026 PECC Fast & Furious Blitz I Blitz 2026-05-14 2026-05-21 Nelson Mandela Bay (ENM) 10 1749.6 10 5.5 1650.2 -6.1 Details
4 2026 PECC Fast & Furious Rapid Rapid 2026-04-16 2026-04-30 Nelson Mandela Bay (ENM) 6 1749.6 6 3.5 1602.4 -14.4 Details
5 2026 NMBCU Trials 4 (U14) Standard 2026-04-24 2026-04-25 Nelson Mandela Bay (ENM) 6 1707.6 5 5 1845.8 20.3 Details
6 NMBCU Trials 3 2026 (U14) Standard 2026-04-18 2026-04-18 Nelson Mandela Bay (ENM) 5 1707.6 3 2 1490.2 -17.5 Details
7 Eastern Cape Open 2026 (U8-U14 Boys) Standard 2026-04-11 2026-04-12 Buffalo City (EBC) 7 1707.6 7 5.5 1755.3 13.5 Details
8 South African Junior Closed Chess Championship 2026 (U12 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1707.6 9 5 1599.3 -32.8 Details
9 2026 NMBCU Trials 2 (U14) Standard 2026-03-06 2026-03-07 Nelson Mandela Bay (ENM) 6 1663.9 6 5 1829.4 27.4 Details
10 Pearson Chess Festival 2026 (C) Standard 2026-02-27 2026-02-28 Nelson Mandela Bay (ENM) 5 1669.6 4 3 1704.1 2.8 Details
11 NMBCU Trial 1 2026 (U14) Standard 2026-02-20 2026-02-21 Nelson Mandela Bay (ENM) 5 1669.6 5 4 1723.5 4.8 Details
12 SAJCCC ENM Players Fundraiser February 2026 (A) Standard 2026-02-14 2026-02-14 Nelson Mandela Bay (ENM) 5 1669.6 5 2.5 1555.5 -11.8 Details
13 2025 Mzansi Individual Championships (U12 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1691 6 4 1623.8 -9.2 Details
14 2025 Mzansi Inter Provincial Team Championships (U12 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1691 6 3.5 1637.3 -6.1 Details
15 EC Closed 2025 (U12 Boys) Standard 2025-09-06 2025-09-07 Nelson Mandela Bay (ENM) 6 1662.2 6 5 1815.5 20.5 Details
16 Eastern Cape Inter-Regional Individual Chess Championship 2025 (U12 Open) Standard 2025-07-11 2025-07-12 Amathole (EAL) 6 1599.2 6 5.5 1769.5 20.3 Details
17 Eastern Cape Inter-Regional Team Chess Championship 2025 (U12) Standard 2025-07-10 2025-07-11 Amathole (EAL) 5 1599.2 4 3.5 1605 0.7 Details
18 Ty's Winter Classic 2025 Standard 2025-06-27 2025-06-28 Nelson Mandela Bay (ENM) 7 1496.9 7 6.5 1759.8 35.4 Details
19 NMBCU Closed 2025 (U12) Standard 2025-06-13 2025-06-14 Nelson Mandela Bay (ENM) 6 1496.9 6 4 1579.6 9.8 Details
20 NMBCU Open 2025 (C) Standard 2025-05-23 2025-05-24 Nelson Mandela Bay (ENM) 6 1492.5 6 4 1482.2 -1 Details
21 NMBCU Trial 4 2025 (U12) Standard 2025-05-09 2025-05-10 Nelson Mandela Bay (ENM) 6 1492.5 5 3.5 1522.3 3.8 Details
22 NMB 2nd Trials 2025 (U12) Standard 2025-03-07 2025-03-08 Nelson Mandela Bay (ENM) 6 1449 6 4.5 1600.8 19.3 Details
23 Pearson High Chess Festival 2025 (C) Standard 2025-02-21 2025-02-22 Nelson Mandela Bay (ENM) 5 1390 5 2.5 1305.7 -8.8 Details
24 NMBCH Trial 1 2025 (U12) Standard 2025-02-14 2025-02-15 Nelson Mandela Bay (ENM) 6 1390 6 5 1700.5 36.4 Details
25 NMBCU vs BCC Derby Chess Invitational 2025 (U12) Standard 2025-01-10 2025-01-11 Nelson Mandela Bay (ENM) 5 1303.2 5 3.5 1577.7 26.8 Details
26 NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open B) Blitz 2025-01-12 2025-01-12 Nelson Mandela Bay (ENM) 9 1303.2 9 6.5 1563.3 10 Details
27 Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1336.3 7 2.5 1228.8 -18.6 Details
28 Grey Junior School Chess Team Championship 2024 (Senior) Rapid 2024-11-02 2024-11-02 Nelson Mandela Bay (ENM) 5 1328.1 5 3 1398.4 4.6 Details
29 NMBCU Closed 2024 (U12) Standard 2024-09-20 2024-09-21 Nelson Mandela Bay (ENM) 6 1292 6 4 1459.9 20.1 Details
30 NMBCU Trial 5 2024 (U12) Standard 2024-08-16 2024-08-17 Nelson Mandela Bay (ENM) 6 1270.2 6 3.5 1374.7 12.1 Details
31 NMBCU Trials 4 2024 (U12) Standard 2024-07-12 2024-07-13 Nelson Mandela Bay (ENM) 6 1277.1 6 3 1244.6 -3.8 Details
32 NMBCU Trial 3 2024 (U12) Standard 2024-05-10 2024-05-11 Nelson Mandela Bay (ENM) 6 1296.5 6 3 1204.8 -10.8 Details
33 NMBCU Trials 1 2024 (U12) Standard 2024-02-16 2024-02-16 Nelson Mandela Bay (ENM) 6 1293.5 5 4 1476.7 18.6 Details
34 Pearson Open Chess Tournament 2024 (C) Standard 2024-02-23 2024-02-24 Nelson Mandela Bay (ENM) 5 1293.5 5 2 1115 -16.6 Details
35 Eastern Cape Provincial Individual Championship 2023 (U10 Boys) Standard 2023-10-05 2023-10-05 Nelson Mandela Bay (ENM) 7 1273.9 7 4 1332.7 7.5 Details
36 Eastern Cape Chess Team Championship 2023 (U10) Standard 2023-10-07 2023-10-08 Sarah Baartman (ESB) 5 1273.9 3 2 1317.1 3.4 Details
37 NMBCU Closed 2023 (U10) Standard 2023-08-11 2023-08-12 Nelson Mandela Bay (ENM) 6 1269.7 6 3.5 1278.7 1.2 Details
38 NMBCU Trial 4 2023 (U10) Standard 2023-07-28 2023-07-29 Nelson Mandela Bay (ENM) 6 1235.6 4 3 1404 13.1 Details
39 EP Trials 3 2023 (U10) Standard 2023-05-05 2023-05-06 Nelson Mandela Bay (ENM) 6 1247.6 4 2 1161.8 -6.6 Details
40 Youth Chess Acadamy Rapid Tournament 2023 (B) Rapid 2023-03-11 2023-03-11 Nelson Mandela Bay (ENM) 5 1230.5 5 1 954.2 -12.3 Details
41 NMB 2nd Trials 2023 (U10) Standard 2023-03-24 2023-03-25 Nelson Mandela Bay (ENM) 6 1230.5 3 3 1616.3 21.9 Details
42 NMB 1st Trials 2023 (U8+U10) Standard 2023-02-17 2023-02-18 Nelson Mandela Bay (ENM) 6 1200 6 4 1330.5 15.3 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 72
Wins 48
Draws 4
Losses 20
White 37
Black 35
White wins 23
Black wins 25
Score 50
Percent 69.4
Dp 165.3
AOR 1519.9
Performance 1685.2
Game statistics (History)
Games 239
Wins 149
Draws 20
Losses 70
White 120
Black 119
White wins 73
Black wins 76
Score 159
Percent 66.5
Dp 140.5
AOR 1384.6
Performance 1525.1
Rankings (Main)
National
Overall 461
Gender 429
Age group 14
Gender/Age 13
Provincial
Overall 37
Gender 35
Age group 3
Gender/Age 3
Regional
Overall 24
Gender 22
Age group 2
Gender/Age 2
Rankings (Standard)
National
Overall 386
Gender 360
Age group 12
Gender/Age 11
Provincial
Overall 26
Gender 24
Age group 2
Gender/Age 2
Regional
Overall 18
Gender 16
Age group 2
Gender/Age 2
Rankings (Rapid)
National
Overall 3527
Gender 2813
Age group 743
Gender/Age 540
Provincial
Overall 295
Gender 243
Age group 46
Gender/Age 29
Regional
Overall 96
Gender 86
Age group 10
Gender/Age 7
Rankings (Blitz)
National
Overall 289
Gender 278
Age group 12
Gender/Age 11
Provincial
Overall 25
Gender 25
Age group 1
Gender/Age 1
Regional
Overall 15
Gender 15
Age group 1
Gender/Age 1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 72
Score 50
Percent 69.4
Aor 1519.9
Dp 165.3
Prat 1685.2
Performance (12 months)
Games 113
Score 82
Percent 72.6
Aor 1495.2
Dp 191.8
Prat 1687
Performance (History)
Games 239
Score 159
Percent 66.5
Aor 1384.6
Dp 140.5
Prat 1525.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Stander, CL (Cael Lelethu) 8 2 6 NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open B) NMBCU Trials 5 2026 (U14) Details
Overall 2 Hugo, K (Kian) 7 4 3 NMBCH Trial 1 2025 (U12) 2026 PECC Fast & Furious Blitz I Details
Overall 3 Mouton, W (Wyatt) 7 2 5 NMB 1st Trials 2023 (U8+U10) NMBCU Trials 5 2026 (U14) Details
Overall 4 Boggenpoel, L (Levi) 6 5 1 EP Trials 3 2023 (U10) NMB 2nd Trials 2025 (U12) Details
Overall 5 Furniss, T (Tyler) 6 3 3 NMB 1st Trials 2023 (U8+U10) South African Junior Closed Chess Championship 2026 (U12 Open) Details
Standard 1 Stander, CL (Cael Lelethu) 7 2 5 NMBCH Trial 1 2025 (U12) NMBCU Trials 5 2026 (U14) Details
Standard 2 Mouton, W (Wyatt) 7 2 5 NMB 1st Trials 2023 (U8+U10) NMBCU Trials 5 2026 (U14) Details
Standard 3 Sonti, K (Khwezi) 6 2 4 NMBCU Closed 2024 (U12) NMBCU Trials 6 2026 (U14+U16) Details
Standard 4 Furniss, T (Tyler) 6 3 3 NMB 1st Trials 2023 (U8+U10) South African Junior Closed Chess Championship 2026 (U12 Open) Details
Standard 5 Boggenpoel, L (Levi) 6 5 1 EP Trials 3 2023 (U10) NMB 2nd Trials 2025 (U12) Details