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

PLAYER PAGE

Matthew Koutsouvelis

1140151191
Nelson Mandela Bay (ENM)
Personal
Main rating
Rating 1745.7
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 1734.5
Final +/- 0
New Rating
()
Rating 1745.7
K-factor 28
Floor 1249.6
Highest 1749.6 (2026-04-01)
Min/Max +/- allowed 75.8
Standard rating
Rating 1771.1
K-factor 28
Floor 1271.1
Highest 1771.1 (2026-09-01)
Min/Max +/- allowed 73.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1757.1
Final +/- 0
New Rating
()
Rating 1771.1
K-factor 28
Floor 1271.1
Highest 1771.1 (2026-09-01)
Min/Max +/- allowed 73.5
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 1344.6
K-factor 36
Floor 844.6
Highest 1344.6 (2026-08-01)
Min/Max +/- allowed 134.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1344.6
K-factor 36
Floor 844.6
Highest 1344.6 (2026-08-01)
Min/Max +/- allowed 134.9
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 PECC Presidents Cup (B) Standard 2026-07-30 2026-08-27 Nelson Mandela Bay (ENM) 5 1745.7 5 4 1849.6 19.4 Details
2 NMB Closed 2026 (U14) Standard 2026-08-15 2026-08-15 Nelson Mandela Bay (ENM) 5 1745.7 5 5 1920.1 31.7 Details
3 UCC Mind Over Board 2026 (B) Standard 2026-08-01 2026-08-01 Nelson Mandela Bay (ENM) 5 1745.7 5 4 1538.8 -9.1 Details
4 2026 PECC Fast & Furious Blitz II Blitz 2026-05-28 2026-05-28 Nelson Mandela Bay (ENM) 7 1722.6 7 4 1598.1 -4.6 Details
5 South African Open Championship 2026 (U13 Boys) Classical 2026-07-02 2026-07-05 Cape Town (WCT) 7 1722.6 7 4.5 1653.1 -14.4 Details
6 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
7 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
8 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
9 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
10 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
11 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
12 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
13 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
14 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
15 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
16 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
17 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
18 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
19 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
20 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
21 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
22 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
23 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
24 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
25 NMBCU Open 2025 (C) Standard 2025-05-23 2025-05-24 Nelson Mandela Bay (ENM) 6 1492.5 6 4 1482.2 -1 Details
26 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
27 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
28 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
29 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
30 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
31 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
32 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
33 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
34 NMBCU Closed 2024 (U12) Standard 2024-09-20 2024-09-21 Nelson Mandela Bay (ENM) 6 1292 6 4 1459.9 20.1 Details
35 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
36 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
37 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
38 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
39 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
40 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
41 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
42 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
43 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
44 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
45 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
46 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
47 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 101
Wins 67
Draws 9
Losses 25
White 50
Black 51
White wins 33
Black wins 34
Score 71.5
Percent 70.8
Dp 176.7
AOR 1512.7
Performance 1689.5
Game statistics (History)
Games 268
Wins 168
Draws 25
Losses 75
White 133
Black 135
White wins 83
Black wins 85
Score 180.5
Percent 67.4
Dp 147.5
AOR 1396.6
Performance 1544
Rankings (Main)
National
Overall 399
Gender 374
Age group 14
Gender/Age 14
Provincial
Overall 30
Gender 28
Age group 2
Gender/Age 2
Regional
Overall 21
Gender 19
Age group 2
Gender/Age 2
Rankings (Standard)
National
Overall 309
Gender 290
Age group 10
Gender/Age 10
Provincial
Overall 21
Gender 19
Age group 2
Gender/Age 2
Regional
Overall 14
Gender 12
Age group 2
Gender/Age 2
Rankings (Rapid)
National
Overall 3567
Gender 2829
Age group 774
Gender/Age 562
Provincial
Overall 299
Gender 244
Age group 48
Gender/Age 30
Regional
Overall 87
Gender 76
Age group 10
Gender/Age 6
Rankings (Blitz)
National
Overall 281
Gender 272
Age group 17
Gender/Age 16
Provincial
Overall 25
Gender 25
Age group 1
Gender/Age 1
Regional
Overall 17
Gender 17
Age group 1
Gender/Age 1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 101
Score 71.5
Percent 70.8
Aor 1512.7
Dp 176.7
Prat 1689.5
Performance (12 months)
Games 113
Score 79
Percent 69.9
Aor 1514
Dp 169.2
Prat 1683.2
Performance (History)
Games 268
Score 180.5
Percent 67.4
Aor 1396.6
Dp 147.5
Prat 1544
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Hugo, K (Kian) 8 5 3 NMBCH Trial 1 2025 (U12) 2026 PECC Presidents Cup (B) Details
Overall 2 Stander, CL (Cael Lelethu) 8 2 6 NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open B) NMBCU Trials 5 2026 (U14) Details
Overall 3 Mouton, W (Wyatt) 7 2 5 NMB 1st Trials 2023 (U8+U10) NMBCU Trials 5 2026 (U14) Details
Overall 4 Furniss, T (Tyler) 6 3 3 NMB 1st Trials 2023 (U8+U10) South African Junior Closed Chess Championship 2026 (U12 Open) Details
Overall 5 Adams, C (Ciara) 6 3 3 Youth Chess Acadamy Rapid Tournament 2023 (B) 2026 PECC Presidents Cup (B) Details
Standard 1 Mouton, W (Wyatt) 7 2 5 NMB 1st Trials 2023 (U8+U10) NMBCU Trials 5 2026 (U14) Details
Standard 2 Stander, CL (Cael Lelethu) 7 2 5 NMBCH Trial 1 2025 (U12) NMBCU Trials 5 2026 (U14) Details
Standard 3 Furniss, T (Tyler) 6 3 3 NMB 1st Trials 2023 (U8+U10) South African Junior Closed Chess Championship 2026 (U12 Open) Details
Standard 4 Sonti, K (Khwezi) 6 2 4 NMBCU Closed 2024 (U12) NMBCU Trials 6 2026 (U14+U16) Details
Standard 5 Hugo, K (Kian) 6 3 3 NMBCH Trial 1 2025 (U12) 2026 PECC Presidents Cup (B) Details
Blitz 1 Van Der Merwe, L (Lucas) 2 1 1 2026 PECC Fast & Furious Blitz I 2026 PECC Fast & Furious Blitz II Details
Blitz 2 Kapp, S (Sebastian) 2 1 1 2026 PECC Fast & Furious Blitz I 2026 PECC Fast & Furious Blitz II Details
Blitz 3 Kleinhans, R (Raphael) 2 1 1 2026 PECC Fast & Furious Blitz I 2026 PECC Fast & Furious Blitz II Details