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Individual Calculations January 2019 |
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| Graham, David B Total change: -17.00 | |   |
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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 |
| 1918 | 2208 | 2.50 | 4 | -0.85 | 20 | -17.00 | |
|  Mospan, Edward | | | 1808 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Smith, Olivia | | wf | 2028 | WLS | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Smith, Chris A | | | 1863 | ENG | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Hubbard, Michael | | | 1972 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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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