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Individual Calculations July 2012 |
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| Buttell, David Total change: 27.30 | |   |
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| 4NCL | Various | ENG | 2011-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1790 | 3.00 | 6 | 0.91 | 30 | 27.30 | |
|  Gibson, Christopher A | | | 2009 | ENG | 1.00 | 1 | 0.78 | 30 | 23.40 | | | Smart, Michael R | | | 2006 | ENG | 0.00 | 1 | -0.22 | 30 | -6.60 | |  Punnett, Alan K | | | 2027 | ENG | 1.00 | 1 | 0.80 | 30 | 24.00 | | | Ehr, Jennifer | | | 1509 | ENG | 0.50 | 1 | -0.34 | 30 | -10.20 | | | Bennett, Patrick J | | | 2024 | WLS | 0.00 | 1 | -0.21 | 30 | -6.30 | | | Winter, Kevin | | | 1859 | ENG | 0.50 | 1 | 0.10 | 30 | 3.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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