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Individual Calculations January 2018 |
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| Chidi, Lovinia Sylvia Total change: -1.60 | |   |
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| 9th CSC London Chess Classic: FIDE Open | London | ENG | 2017-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1676 | 0.50 | 4 | -0.08 | 20 | -1.60 | |
|  Osborne, Marcus E | | | 2076 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Busse, Tom Niklas | | | 1996 | GER | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Nelson, Omowale A | | | 1949 | JAM | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Phillips, Owen S | | | 1912 | ENG | 0.00 | 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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