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Individual Calculations May 2017 |
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| Wells, Jonathan C Total change: 19.00 | |   |
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| 13th 4NCL Congress Open | Wakefield | ENG | 2017-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 2018 | 3.50 | 5 | 0.95 | 20 | 19.00 | |
|  Spence, David J | | | 2168 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | |  Patrick, David A | | | 1878 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Simpson, Derek | | | 1621 | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jarmany, John | | | 2139 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Jaunooby, Ali Reza | | | 2168 | 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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