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Individual Calculations December 2019 |
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| Kozlowska, Marzena Total change: -8.20 | |   |
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| Wielkopolska III Liga Szachowa 2019/2020 Round 1-3 | Poznan | POL | 2019-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1622 | 1887 | 2.00 | 3 | -0.41 | 20 | -8.20 | |
|  Ullrich, Agata | | | 1487 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tomaszewski, Robert | | | 1612 | POL | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Barwinska, Ewa | | | 1767 | POL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | * 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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