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Individual Calculations September 2015 |
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| Clark, Ian C Total change: -36.00 | |   |
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| 102nd British Chess Championships Weekend Open | Coventry | ENG | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 2021 | 1.00 | 4 | -1.80 | 20 | -36.00 | |
|  Barr, Gabriel J | | | 1845 | ENG | 0.00 | 1 | -0.73 | 20 | -14.60 | |  Faulkner, Martin J | | | 1809 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Edwards, Simon R | | | 1927 | ENG | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Wright, Jonathan | | | 1899 | ENG | 0.00 | 1 | -0.67 | 20 | -13.40 | |
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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