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Individual Calculations December 2018 |
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| Siddharth, Gopakumar Total change: 6.60 | |   |
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| Central London Chess Congress Open 2018 | London | ENG | 2018-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 1832 | 2.00 | 5 | 0.33 | 20 | 6.60 | |
|  Healey, Michael W | | | 2112 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Rogers, Tim L | | | 2018 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Johansson, Toni | | | 1993 | SWE | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Rizzoli, Aluna | | | 1906 | ITA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Mazur, Maciej | | | 1792 | POL | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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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