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Individual Calculations May 2019 |
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| Szymanski, Mark Total change: 6.40 | |   |
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| English Seniors Championship Over 65 2019 | Solihull | ENG | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1823 | 2.00 | 4 | 0.32 | 20 | 6.40 | |
|  Wager, John D | | | 2007 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Hibbitt, Arthur M | | | 1771 | ENG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Donaghay, Richard H | | | 1803 | ENG | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Feavyour, John A | | | 1960 | ENG | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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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