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Individual Calculations December 2019 |
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| Mierzynski, Jaroslaw Total change: -11.80 | |   |
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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 |
| 2150 | 1978 | 0.00 | 2 | -0.59 | 20 | -11.80 | |
|  Zakrzewski, Marek | f | | 2287 | POL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Michalski, Karol | | | 2012 | POL | 0.00 | 1 | -0.45 | 20 | -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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