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Individual Calculations December 2018 |
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| Kostecka, Marika Total change: 32.40 | |   |
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| Wielkopolska III Liga Seniorow 2018/2019 Round 1-3 | Wielkopolska | POL | 2018-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1690 | 1776 | 2.00 | 2 | 0.81 | 40 | 32.40 | |
|  Szafranski, Maciej | | | 1495 | POL | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Smolenska, Olga | | | 1884 | POL | 1.00 | 1 | 0.65 | 40 | 26.00 | |
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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