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Individual Calculations May 2018 |
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| McKenna, James F Total change: -125.60 | |   |
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| CCF CHRISTMAS LONG PLAY CONGRESS PREMIER March | London | ENG | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1750 | 0.00 | 3 | -1.95 | 40 | -78.00 | |
|  Ito-Aramendia, Alejandro | | | 1620 | ENG | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Auchi, Nadhmi | | | 1462 | ENG | 0.00 | 1 | -0.84 | 40 | -33.60 | |  Figueroa, Edison | | | 1800 | ENG | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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) | | | | Imperial College Chess Congress Major 2018 | London | ENG | 2018-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1575 | 1750 | 1.00 | 3 | -1.19 | 40 | -47.60 | |
| | Gribben, Chris | | | 1560 | NZL | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Chiang, Richard | | | 1559 | ENG | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Sloan, Cecil | | | 1605 | USA | 0.50 | 1 | -0.19 | 40 | -7.60 | |
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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