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Individual Calculations September 2015 |
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| Harborne, Matthew J Total change: -19.40 | |   |
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| 102nd British Chess Championships Weekend Open | Coventry | ENG | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 2140 | 3.00 | 5 | -0.97 | 20 | -19.40 | |
|  Guy, David | | | 1907 | WLS | 0.50 | 1 | -0.29 | 20 | -5.80 | |  Wright, Jonathan | | | 1899 | ENG | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Clancy, Martin J | | | 1951 | ENG | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Ai, Farshad | | | 1922 | ENG | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Barr, Gabriel J | | | 1845 | ENG | 1.00 | 1 | 0.15 | 20 | 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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