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Individual Calculations April 2009 |
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| Piechota, Izabela Total change: 12.30 | |   |
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| Wielkopolska III Liga Juniorow 2009 | Koscielec, Wolsztyn | POL | 2009-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1745 | 3.00 | 4 | 0.82 | 15 | 12.30 | |
|  Murawa, Monika | | | 1599 | POL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Ostrowska, Marta | | | 1675 | POL | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Jasnikowska, Daria | | | 1762 | POL | 0.00 | 1 | -0.48 | 15 | -7.20 | |  Pietrzak, Martyna | | | 1815 | POL | 1.00 | 1 | 0.60 | 15 | 9.00 | |
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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