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Individual Calculations January 2018 |
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| Winkler, Bogdan Total change: -31.20 | |   |
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| Druzynowe Mistrzostwa KPZSzach sezon 2017/2018 Round 1-3 | woj. Kujawsko-Pomorskie | POL | 2017-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1355 | 1456 | 0.50 | 2 | -0.78 | 40 | -31.20 | |
|  Graczyk, Piotr | | | 1347 | POL | 0.00 | 1 | -0.65 | 40 | -26.00 | |  Piorkowski, Wojciech | | | 1363 | POL | 0.50 | 1 | -0.13 | 40 | -5.20 | |
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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