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Individual Calculations May 2018 |
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| Penna, Tommaso Total change: -44.20 | |   |
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| Imperial College Chess Congress Open 2018 | London | ENG | 2018-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1948 | 1984 | 0.00 | 4 | -2.21 | 20 | -44.20 | |
|  Nunn, John D M | g | | 2384 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Underwood, Jon | | | 1902 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Salerno, Francesco | | | 1905 | ITA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Jovancev, Orce | | | 1602 | SRB | 0.00 | 1 | -0.91 | 20 | -18.20 | | | * 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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