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

PLAYER PAGE

Leighton Muller

1090303605
Sedibeng (GSV)
Personal
Main rating
Rating 1426.6
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 1340.9
Final +/- 0
New Rating
()
Rating 1426.6
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 1267.3
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 1316.1
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 1316.1
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 Team Championships 2026 (U19 Mixed + U19 Girls) Rapid 2026-08-22 2026-08-22 Sedibeng (GSV) 5 1426.6 5 4 1530.7 15.9 Details
2 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
3 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
4 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
5 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
6 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
7 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
8 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
9 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
10 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
11 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
12 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
13 Gauteng Top Schools 2024 (U19 Open) Rapid 2024-10-05 2024-10-05 Ekurhuleni (GE) 5 1267.7 4 4 1589.4 21 Details
14 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
15 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 9
Wins 6
Draws 1
Losses 2
White 5
Black 5
White wins 4
Black wins 3
Score 6.5
Percent 72.2
Dp 188.9
AOR 1294
Performance 1482.9
Game statistics (History)
Games 74
Wins 43
Draws 6
Losses 25
White 36
Black 39
White wins 22
Black wins 22
Score 46
Percent 62.2
Dp 103.4
AOR 1332.4
Performance 1435.7
Rankings (Main)
National
Overall 3077
Gender 2627
Age group 444
Gender/Age 376
Provincial
Overall 1074
Gender 913
Age group 177
Gender/Age 146
Regional
Overall 105
Gender 92
Age group 19
Gender/Age 17
Rankings (Standard)
National
Overall 3539
Gender 2941
Age group 535
Gender/Age 438
Provincial
Overall 1282
Gender 1079
Age group 222
Gender/Age 178
Regional
Overall 137
Gender 117
Age group 26
Gender/Age 20
Rankings (Rapid)
National
Overall 1886
Gender 1568
Age group 243
Gender/Age 206
Provincial
Overall 405
Gender 333
Age group 56
Gender/Age 49
Regional
Overall 69
Gender 61
Age group 14
Gender/Age 14
Rankings (Blitz)
National
Overall 446
Gender 417
Age group 51
Gender/Age 46
Provincial
Overall 145
Gender 130
Age group 19
Gender/Age 16
Regional
Overall 10
Gender 10
Age group 2
Gender/Age 2
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 9
Score 6.5
Percent 72.2
Aor 1294
Dp 188.9
Prat 1482.9
Performance (12 months)
Games 21
Score 12.5
Percent 59.5
Aor 1415.5
Dp 81
Prat 1496.4
Performance (History)
Games 74
Score 46
Percent 62.2
Aor 1332.4
Dp 103.4
Prat 1435.7
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