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Individual Calculations October 2012 |
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| Bourne, Johnathan D Total change: -8.55 | |   |
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| Leek Chess Congress | Leek | ENG | 2012-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2041 | 1.00 | 3 | -0.57 | 15 | -8.55 | |
|  Burns, Martin J | | | 2022 | ENG | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Russell, Harry | | | 2060 | ENG | 0.50 | 1 | 0.03 | 15 | 0.45 | |  Rabbitte, Michael J | | | 1993 | ENG | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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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