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Individual Calculations October 2013 |
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| Piotrowski, Pawel Total change: 11.25 | |   |
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| Obra Lato Open 2013 | Obra | POL | 2013-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1959 | 6.00 | 9 | 0.75 | 15 | 11.25 | |
|  Lisiecki, Robert | | | 1559 * | POL | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Malkowski, Kazimierz | | | 1622 | POL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Korbal, Arkadiusz | | | 2140 | POL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Derewlany, Pawel | | | 1618 | POL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Zielewicz, Piotr | | | 1719 | POL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Grela, Kacper | | | 2042 | POL | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Jagodzinski, Piotr | | | 2208 | POL | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Rybakowski, Karol | | | 1847 | POL | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Markowski, Piotr | | | 2122 | POL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | * 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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