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Rapid:
Individual Calculations January 2018 |
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| Welsh, Michael Total change: -22.00 | |   |
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| European Rapid Chess Championship'2017 | Katowice | POL | 2017-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 2038 | 6.50 | 11 | -1.10 | 20 | -22.00 | |
|  Laszczuk, Zofia | | | 1638 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Krejci, Jan | g | | 2438 * | CZE | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Ladva, Ottomar | g | | 2438 * | EST | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Dwilewicz, Agata | | | 1638 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Golecki, Jan | | | 1638 * | POL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Palka, Piotr | | | 1638 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dryja, Szymon | | | 1664 | POL | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Visnevskis, Valdis | | | 1706 | LAT | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Posluszny, Tomasz | | | 1638 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Brendel, Oliver | m | | 2286 | GER | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Fiedorek, Michal | | | 1712 | POL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | * 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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