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Individual Calculations May 2017 |
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| McCormack, Derek Total change: 33.60 | |   |
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| Edinburgh Premier 2017 | Edinburgh | SCO | 2017-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1696 | 1.50 | 3 | 0.84 | 40 | 33.60 | |
|  Will, Douglas | | | 1913 | SCO | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Doyle, James | | | 1886 | SCO | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Oneil, Jim | | | 1946 | SCO | 0.50 | 1 | 0.31 | 40 | 12.40 | |
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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