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Individual Calculations December 2018 |
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| Lim, Mark Total change: 17.20 | |   |
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| Central London Chess Congress Open 2018 | London | ENG | 2018-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 1800 | 2.00 | 4 | 0.70 | 20 | 14.00 | |
|  Morgan, David | | | 1540 | WLS | 0.50 | 1 | -0.32 | 20 | -6.40 | |  Menzies, Colin | | | 2166 | IRL | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Eche, Sylvain | | | 2133 | FRA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Xaxiris, E. | | | 1982 | GRE | 0.50 | 1 | 0.24 | 20 | 4.80 | |
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) | | | | 2018/19 4NCL Div 3 South Rounds 1 - 2 | Daventry | ENG | 2018-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 1800 | 0.50 | 2 | 0.16 | 20 | 3.20 | |
| | George, Matthew P | | | 2001 | ENG | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Okike, David | | | 2160 | NGR | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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) | | |
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