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Individual Calculations May 2017 |
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| Bowmer, Kevin Total change: -8.40 | |   |
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| Central London Chess Congress Open 2017 | London | ENG | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 2049 | 2.50 | 5 | -0.42 | 20 | -8.40 | |
|  Villiers, Thomas | | | 2166 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Islam, Mohammed | | | 1755 | BAN | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Pattni, Kishan | | | 1664 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Gaudeau, Valentin | | | 2151 | FRA | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Peters, Stephen G | | | 2078 | ENG | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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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