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Individual Calculations December 2018 |
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| Stern, Robert Total change: 2.80 | |   |
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| Central London Chess Congress Open 2018 | London | ENG | 2018-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 1829 | 2.00 | 5 | 0.14 | 20 | 2.80 | |
|  Seymour, Timothy P | | | 2063 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Johansson, Toni | | | 1993 | SWE | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Rizzoli, Aluna | | | 1906 | ITA | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Duda, Lucas | | | 1793 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | | | McKerracher, Douglas | | | 1878 | SCO | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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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