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Individual Calculations January 2020 |
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| Swiatnicki, Andrzej Total change: -1.40 | |   |
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| Wielkopolska III Liga Szachowa 2019/2020 Round 4-5 | Poznan | POL | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 2012 | 1.50 | 2 | -0.07 | 20 | -1.40 | |
|  Szuminski, Marek | | | 1894 | POL | 0.50 | 1 | -0.16 | 20 | -3.20 | |  Szczepaniak, Artur | | | 1629 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | |
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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