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

PLAYER PAGE

Leighton Muller

1090303605
Sedibeng (GSV)
Personal
Main rating
Rating 1410.7
K-factor 32
Floor 917.7
Highest 1451.8 (2024-10-01)
Min/Max +/- allowed 116
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1309
Final +/- 0
New Rating
()
Rating 1410.7
K-factor 32
Floor 917.7
Highest 1451.8 (2024-10-01)
Min/Max +/- allowed 115.8
Standard rating
Rating 1381.9
K-factor 32
Floor 902.7
Highest 1425.7 (2024-08-01)
Min/Max +/- allowed 120.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1286.2
Final +/- 0
New Rating
()
Rating 1381.9
K-factor 32
Floor 902.7
Highest 1425.7 (2024-08-01)
Min/Max +/- allowed 120.2
Rapid rating
Rating 1277.2
K-factor 36
Floor 757.2
Highest 1429.9 (2024-10-01)
Min/Max +/- allowed 119.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1277.2
K-factor 36
Floor 757.2
Highest 1429.9 (2024-10-01)
Min/Max +/- allowed 119.5
Blitz rating
Rating 1231.6
K-factor 36
Floor 734.9
Highest 1234.9 (2025-07-01)
Min/Max +/- allowed 157.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1231.6
K-factor 36
Floor 734.9
Highest 1234.9 (2025-07-01)
Min/Max +/- allowed 157.8
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 D8 (Sedibeng West) Individuals League 2026 (U18 Boys) Rapid 2026-05-16 2026-05-16 Sedibeng (GSV) 4 1404.4 4 2.5 1423.3 7.6 Details
2 Gauteng Inter-Region at Emerald Resort 2025 (U18 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1389.9 5 3 1477.3 8.8 Details
3 Chess-in-the-Vaal Academy Blitz Open 25 Oct 2025 (A) Blitz 2025-10-25 2025-10-25 Sedibeng (GSV) 7 1417.7 7 3 1527.5 4.3 Details
4 2025 Gauteng Top Schools Teams (U19) Standard 2025-08-30 2025-08-30 Tshwane (GTP) 5 1417.7 5 2 1187.6 -21.4 Details
5 GDE (D8) Sedibeng West Schools - Teams 2025 (U19) Standard 2025-08-16 2025-08-16 Sedibeng (GSV) 5 1378.1 4 4 1658.1 21.9 Details
6 HS Driehoek Chess Open 2025 (A+B) Standard 2025-06-14 2025-06-14 Sedibeng (GSV) 5 1349.3 4 1 1225.8 -9.8 Details
7 GDE (D8) Sedibeng West Schools Individuals 2025 (U18 Boys) Standard 2025-06-07 2025-06-07 Sedibeng (GSV) 5 1349.3 5 4 1551.1 20.4 Details
8 Vaal Chess Club Blitz Open 31 May 2025 (A) Blitz 2025-05-31 2025-05-31 Sedibeng (GSV) 7 1349.3 6 3.5 1501.9 5.3 Details
9 Laerskool Vaalpark Open 01 March 25 (B) Standard 2025-03-01 2025-03-01 Sedibeng (GSV) 5 1362.2 5 2 1295.8 -7.1 Details
10 Afrikaans High School Open 08 Feb 2025 (B) Standard 2025-02-08 2025-02-08 Sedibeng (GSV) 5 1341.2 5 2 1297.9 -5 Details
11 Gauteng Inter-Region at UJ 2024 (U18 Candidates) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1305.7 5 4 1476 19.7 Details
12 Gauteng Top Schools 2024 (U19 Open) Rapid 2024-10-05 2024-10-05 Ekurhuleni (GE) 5 1267.7 4 4 1589.4 21 Details
13 Sedibeng West District Schools Chess Team's Championships 2024 (U15) Standard 2024-08-12 2024-08-12 Sedibeng (GSV) 5 1213.6 5 4 1513.6 30 Details
14 Sedibeng Chess Open 11 May 2024 (U15) Standard 2024-05-11 2024-05-11 Sedibeng (GSV) 5 1200 5 3 1261 6.8 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 4
Wins 2
Draws 1
Losses 1
White 2
Black 3
White wins 2
Black wins 1
Score 2.5
Percent 62.5
Dp 106.2
AOR 1317
Performance 1423.2
Game statistics (History)
Games 69
Wins 39
Draws 6
Losses 24
White 33
Black 37
White wins 20
Black wins 20
Score 42
Percent 60.9
Dp 92.4
AOR 1336.5
Performance 1428.9
Rankings (Main)
National
Overall 3410
Gender 2900
Age group 494
Gender/Age 417
Provincial
Overall 1170
Gender 993
Age group 193
Gender/Age 162
Regional
Overall 121
Gender 106
Age group 24
Gender/Age 21
Rankings (Standard)
National
Overall 3625
Gender 3015
Age group 553
Gender/Age 458
Provincial
Overall 1296
Gender 1087
Age group 223
Gender/Age 183
Regional
Overall 137
Gender 116
Age group 28
Gender/Age 22
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 439
Gender 409
Age group 50
Gender/Age 43
Provincial
Overall 155
Gender 141
Age group 22
Gender/Age 19
Regional
Overall 12
Gender 12
Age group 2
Gender/Age 2
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 4
Score 2.5
Percent 62.5
Aor 1317
Dp 106.2
Prat 1423.2
Performance (12 months)
Games 25
Score 14.5
Percent 58
Aor 1385.7
Dp 68
Prat 1453.7
Performance (History)
Games 69
Score 42
Percent 60.9
Aor 1336.5
Dp 92.4
Prat 1428.9
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Conradie, D (Dirk) 2 1 1 Afrikaans High School Open 08 Feb 2025 (B) Vaal Chess Club Blitz Open 31 May 2025 (A) Details
Overall 2 Mittermaier, G (Gunther) 2 1 1 Chess-in-the-Vaal Academy Blitz Open 25 Oct 2025 (A) D8 (Sedibeng West) Individuals League 2026 (U18 Boys) Details
Overall 3 Okelly, R (Ryan) 2 1 1 Vaal Chess Club Blitz Open 31 May 2025 (A) Chess-in-the-Vaal Academy Blitz Open 25 Oct 2025 (A) Details
Blitz 1 Okelly, R (Ryan) 2 1 1 Vaal Chess Club Blitz Open 31 May 2025 (A) Chess-in-the-Vaal Academy Blitz Open 25 Oct 2025 (A) Details