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Rapid:
Individual Calculations January 2018 |
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| Willson, Ollie Total change: 11.40 | |   |
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| 9th CSC London Chess Classic: Rapidplay Open | London | ENG | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1818 | 2.00 | 4 | 0.57 | 20 | 11.40 | |
|  Davison, Chris | | | 2053 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Cannon, Richard J | | | 1996 | ENG | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Bang, Dominique | | | 2017 | FRA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Onslow, Teddy | | | 1658 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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