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Individual Calculations September 2020 |
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| Lapczynski, Jacek Total change: -19.20 | |   |
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| Slaski Festiwal Szachowy - Szachy lacza pokolenia - Grupa C | Ustron | POL | 2020-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1484 | 1231 | 0.50 | 5 | -0.48 | 40 | -19.20 | |
|  Wierzbicki, Dawid | | | 1609 | POL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Szymanski, Pawel | | | 1539 | POL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Duda, Leon | | | 1432 | POL | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Trybus, Dominika | | | 1449 | POL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Mocko, Maciej | | | 1393 | POL | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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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