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Individual Calculations January 2013 |
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| Kovalchuk, Vasyl Total change: -7.20 | |   |
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| Otwarta Liga Mazowiecki - Jesien 2012 | Warszawa | POL | 2012-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1706 | 2.00 | 5 | -0.48 | 15 | -7.20 | |
|  Kaczmarska, Joanna | | | 1605 | POL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Kwiatkowski, Wlodzimierz | | | 1923 | POL | 0.50 | 1 | 0.28 | 15 | 4.20 | |  Bajkowski, Marcin | | | 1850 | POL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Laszczak, Przemyslaw | | | 1452 | POL | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Rymarowicz, Pawel | | | 1705 | POL | 0.00 | 1 | -0.50 | 15 | -7.50 | |
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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