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Individual Calculations January 2019 |
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| Cotter, Len Total change: 13.60 | |   |
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| 10th CSC London Chess Classic: FIDE Open | London | ENG | 2018-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1651 | 3.50 | 9 | 0.68 | 20 | 13.60 | |
|  Quinn, John M | | | 2051 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Royal, Shreyas | c | | 1930 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Cowan, Richard M | | | 1894 | ENG | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Keely, Leo A | | | 1964 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Karia, Rishul | | | 1851 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Lie, Terje | | | 1532 | NOR | 0.50 | 1 | -0.16 | 20 | -3.20 | | | De Lagontrie, Jean | | | 1742 | FRA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Tomy, Jeff | | | 1578 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Mihailidou, Magdalini | | | 1754 | GRE | 1.00 | 1 | 0.64 | 20 | 12.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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