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Individual Calculations October 2015 |
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| Heron, Donald Total change: 28.40 | |   |
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| CCF LATE SUMMER CONGRESS Open | London | ENG | 2015-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1750 | 2.50 | 4 | 0.71 | 40 | 28.40 | |
|  Haldane, Robin W | | | 2009 | ENG | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Mitchell, Robert S | | | 1641 | NZL | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Cove, Henry | | | 1782 | ENG | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Anilkumar, Anantha P | | | 1747 | ENG | 1.00 | 1 | 0.50 | 40 | 20.00 | |
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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