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Individual Calculations May 2018 |
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| Chapman, Nigel Total change: -7.60 | |   |
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| Edinburgh Congress Premier 2018 | Edinburgh | SCO | 2018-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1741 | 0.50 | 3 | -0.38 | 20 | -7.60 | |
|  O Neil, Jim | | | 1888 | SCO | 0.50 | 1 | 0.20 | 20 | 4.00 | |  Irving, Neil | | | 1899 | SCO | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Marks, Ian A | | | 1895 | SCO | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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