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Individual Calculations September 2015 |
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| Lawson, Maurice E Total change: 9.40 | |   |
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| 102nd British Chess Championships Over 50 | Coventry | ENG | 2015-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 1961 | 3.00 | 6 | 0.47 | 20 | 9.40 | |
|  House, Glenn L | f | | 2166 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Granat, Russell G | | | 2201 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Horlock, Peter J | | | 1634 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Howell, Chris I | | | 2044 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Vickery, Jim E | | | 2055 | ENG | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Jeffries, Majid | | | 1987 | ENG | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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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