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Individual Calculations May 2011 |
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| Piechota, Izabela Total change: 25.50 | |   |
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| Wielkopolska Liga Seniorów - III Liga | woj. Wielkoposkie | POL | 2010-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1756 | 4.50 | 8 | 1.70 | 15 | 25.50 | |
|  Sikorska, Dorota | | | 1935 | POL | 1.00 | 1 | 0.73 | 15 | 10.95 | |  Sobierska, Wioletta | | | 2003 | POL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Markowska, Maria | | | 1772 | POL | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Wesolowska, Katarzyna | | | 1751 | POL | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Kupsik, Joanna | | | 1702 | POL | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Swiatnicka, Malgorzata | | | 1850 | POL | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Kozlowska, Marzena | | | 1951 | POL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Stolarczyk, Anna | | wc | 2052 | POL | 1.00 | 1 | 0.85 | 15 | 12.75 | |
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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