PLAYER PAGE
Leighton Muller
1090303605Sedibeng (GSV)Personal
Main rating
| Rating | 1404.4 |
| K-factor | 32 |
| Floor | 917.7 |
| Highest | 1451.8 (2024-10-01) |
| Min/Max +/- allowed | 116 |
| Rating Change () | |
| Games | 5 |
| Score | 3.5 |
| We | 2.97 |
| SWe | 0.2 |
| Temp +/- | 6.3 |
| Penalties | 0 |
| Weight perform | 1327.3 |
| Final +/- | +6.3 |
| 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 | 1304.7 |
| 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 | 1257.2 |
| K-factor | 36 |
| Floor | 757.2 |
| Highest | 1429.9 (2024-10-01) |
| Min/Max +/- allowed | 119.5 |
| Rating Change () | |
| Games | 5 |
| Score | 3.5 |
| We | 2.61 |
| SWe | 0.56 |
| Temp +/- | 20 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | +20 |
| 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
| # | 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 |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 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 |
| 2 | 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 |
| 3 | 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 |
| 4 | 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 |
| 5 | 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 |
| 6 | 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 |
| 7 | 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 |
| 8 | 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 |
| 9 | 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 |
| 10 | 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 |
| 11 | Gauteng Top Schools 2024 (U19 Open) | Rapid | 2024-10-05 | 2024-10-05 | Ekurhuleni (GE) | 5 | 1267.7 | 4 | 4 | 1589.4 | 21 | Details |
| 12 | 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 |
| 13 | 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 | 3496 |
| Gender | 2954 |
| Age group | 519 |
| Gender/Age | 429 |
| Provincial | |
| Overall | 1196 |
| Gender | 1008 |
| Age group | 204 |
| Gender/Age | 164 |
| Regional | |
| Overall | 118 |
| Gender | 102 |
| Age group | 23 |
| Gender/Age | 19 |
Rankings (Standard)
| National | |
| Overall | 3579 |
| Gender | 2981 |
| Age group | 547 |
| Gender/Age | 452 |
| Provincial | |
| Overall | 1270 |
| Gender | 1065 |
| Age group | 221 |
| Gender/Age | 180 |
| Regional | |
| Overall | 131 |
| Gender | 110 |
| Age group | 26 |
| Gender/Age | 20 |
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 | 436 |
| Gender | 406 |
| Age group | 49 |
| Gender/Age | 42 |
| 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 | 29 |
| Score | 15.5 |
| Percent | 53.4 |
| Aor | 1392.9 |
| Dp | 29.3 |
| Prat | 1422.3 |
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 | 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 |