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Individual Calculations January 2019 |
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| John, Joshua Total change: 15.20 | |   |
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| 10th CSC London Chess Classic: Weekend Open | London | ENG | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 1602 | 1.00 | 3 | 0.38 | 40 | 15.20 | |
|  Simpson, Derek | | | 1675 | ENG | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Makepeace, Philip J | | | 2002 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Hafstad, Leif | | | 1911 | ENG | 0.00 | 1 | -0.14 | 40 | -5.60 | | | * 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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