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Individual Calculations December 2018 |
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| Tivillier, Jacques Total change: -7.60 | |   |
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| Central London Chess Congress Open 2018 | London | ENG | 2018-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 1786 | 0.50 | 2 | 0.05 | 20 | 1.00 | |
|  Wilks, Simon | | | 2023 | ENG | 0.50 | 1 | 0.30 | 20 | 6.00 | |  Alizada, Eldar | | | 1978 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | 2018/19 4NCL Div 4 Rounds 1 - 2 | Daventry | ENG | 2018-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1786 | 0.50 | 2 | -0.43 | 20 | -8.60 | |
| | Smith, Steven J | | | 1722 | ENG | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Garnett, John S | | | 1907 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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