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Individual Calculations December 2017 |
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| Fink-Nunn, Petra Total change: -9.40 | |   |
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| 2017 Central London Chess Congress (Open Section) | London | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 2080 | 2.00 | 4 | -0.47 | 20 | -9.40 | |
|  Duda, Lucas | | | 1855 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Bukojemski, Adam | | | 2202 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Rizzoli, Aluna | | | 1900 | ITA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Bennett, John M | | | 1993 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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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