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Individual Calculations November 2023 |
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| Selby, Keith Total change: -31.20 | |   |
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| Coulsdon Chess Daytime Chess October 2023 | Coulsdon | ENG | 2023-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1174 | 1187 | 0.00 | 3 | -1.56 | 20 | -31.20 | |
|  Aburrow, Michael | | | 1153 | ENG | 0.00 | 1 | -0.55 | 20 | -11.00 | |  Khan, A Qaiyum | | | 1335 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Wimble, Garry | | | 1033 | ENG | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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) | | |
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