PLAYER PAGE
Jeffrey Commerford
1560159289West Rand (GWR)Personal
Main rating
| Rating | 1468 |
| K-factor | 32 |
| Floor | 994 |
| Highest | 1509.8 (2024-09-01) |
| Min/Max +/- allowed | 107 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1296.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1468 |
| K-factor | 32 |
| Floor | 994 |
| Highest | 1509.8 (2024-09-01) |
| Min/Max +/- allowed | 106.6 |
Standard rating
| Rating | 1469.3 |
| K-factor | 32 |
| Floor | 996.9 |
| Highest | 1512.8 (2024-09-01) |
| Min/Max +/- allowed | 106.2 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1296.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1469.3 |
| K-factor | 32 |
| Floor | 996.9 |
| Highest | 1512.8 (2024-09-01) |
| Min/Max +/- allowed | 106.2 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | 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 | Gauteng Inter-Region at Emerald Resort 2025 (Adults+Seniors) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1477.8 | 4 | 0.5 | 1339.5 | 0 | Details |
| 2 | Gauteng Inter-Region at UJ 2024 (Adult+Senior) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1494 | 5 | 2 | 1411 | 0 | Details |
| 3 | 2024 West Rand Adults 2.0 | Standard | 2024-09-24 | 2024-09-24 | West Rand (GWR) | 5 | 1430.4 | 5 | 4 | 1661.7 | 0 | Details |
| 4 | West Rand Adults 2024 | Standard | 2024-06-15 | 2024-06-15 | West Rand (GWR) | 5 | 1281.6 | 5 | 3.5 | 1468.3 | 0 | Details |
| 5 | FIDE in the West 2024 (Open) | Standard | 2024-06-08 | 2024-06-08 | West Rand (GWR) | 5 | 1281.6 | 5 | 2.5 | 1552.2 | 0 | Details |
| 6 | 2024 West Rand RHS Open (Open) | Standard | 2024-04-13 | 2024-04-13 | West Rand (GWR) | 5 | 1249 | 5 | 2 | 1444.1 | 0 | Details |
| 7 | Gauteng Premier's Games West Rand 2023 | Standard | 2023-12-02 | 2023-12-02 | West Rand (GWR) | 5 | 1214 | 5 | 4 | 1420.4 | 0 | Details |
| 8 | West Rand at Bastion 2023 (Open) | Standard | 2023-08-05 | 2023-08-05 | West Rand (GWR) | 5 | 1200 | 5 | 2 | 1291.5 | 0 | 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 | 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 (History)
| Games | 39 |
| Wins | 19 |
| Draws | 3 |
| Losses | 17 |
| White | 23 |
| Black | 16 |
| White wins | 11 |
| Black wins | 8 |
| Score | 20.5 |
| Percent | 52.6 |
| Dp | 21.8 |
| AOR | 1429.6 |
| Performance | 1451.4 |
Rankings (Main)
| National | |
| Overall | 2167 |
| Gender | 1886 |
| Age group | 147 |
| Gender/Age | 147 |
| Provincial | |
| Overall | 749 |
| Gender | 640 |
| Age group | 52 |
| Gender/Age | 52 |
| Regional | |
| Overall | 46 |
| Gender | 39 |
| Age group | 2 |
| Gender/Age | 2 |
Rankings (Standard)
| National | |
| Overall | 1985 |
| Gender | 1717 |
| Age group | 137 |
| Gender/Age | 137 |
| Provincial | |
| Overall | 722 |
| Gender | 614 |
| Age group | 50 |
| Gender/Age | 50 |
| Regional | |
| Overall | 45 |
| Gender | 38 |
| Age group | 2 |
| Gender/Age | 2 |
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 | -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 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 4 |
| Score | 0.5 |
| Percent | 12.5 |
| Aor | 1658.3 |
| Dp | -318.8 |
| Prat | 1339.6 |
Performance (History)
| Games | 39 |
| Score | 20.5 |
| Percent | 52.6 |
| Aor | 1429.6 |
| Dp | 21.8 |
| Prat | 1451.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Hough, J (Johan) | 2 | 1 | 1 | West Rand Adults 2024 | 2024 West Rand Adults 2.0 | Details |
| Overall | 2 | Van Rensburg, R (Rudy) | 2 | 1 | 1 | FIDE in the West 2024 (Open) | 2024 West Rand Adults 2.0 | Details |
| Overall | 3 | Makebe, N (Neo) | 2 | 2 | 0 | Gauteng Premier's Games West Rand 2023 | West Rand Adults 2024 | Details |
| Overall | 4 | Phakathi, S (Siyinqaba) | 2 | 0 | 2 | Gauteng Premier's Games West Rand 2023 | West Rand Adults 2024 | Details |
| Standard | 1 | Hough, J (Johan) | 2 | 1 | 1 | West Rand Adults 2024 | 2024 West Rand Adults 2.0 | Details |
| Standard | 2 | Van Rensburg, R (Rudy) | 2 | 1 | 1 | FIDE in the West 2024 (Open) | 2024 West Rand Adults 2.0 | Details |
| Standard | 3 | Makebe, N (Neo) | 2 | 2 | 0 | Gauteng Premier's Games West Rand 2023 | West Rand Adults 2024 | Details |
| Standard | 4 | Phakathi, S (Siyinqaba) | 2 | 0 | 2 | Gauteng Premier's Games West Rand 2023 | West Rand Adults 2024 | Details |
