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Individual Calculations January 2018 |
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| Heron, Donald Total change: -0.20 | |   |
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| CCF CHRISTMAS LONG PLAY CONGRESS - OPEN | London | ENG | 2017-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1813 | 1.50 | 4 | -0.01 | 20 | -0.20 | |
|  Golding, Alex | | | 2174 | ENG | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Watson, Jacob | | | 1844 | ENG | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Metcalfe, Charlie P | | | 1705 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Ifalore, Michael | | | 1962 | ENG | 1.00 | 1 | 0.70 | 20 | 14.00 | |
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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