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Individual Calculations August 2021 |
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| Wasylewski, Marcin Total change: 12.60 | |   |
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| Najdorf Chess Festival 2021 gr. B | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1400 | 3.00 | 6 | 0.63 | 20 | 12.60 | |
|  Kowalski, Witold | | | 1477 | POL | 0.00 | 1 | -0.39 | 20 | -7.80 | |  Renn, Grzegorz | | | 1133 | POL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Krygiel, Konrad | | | 1640 | POL | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Stefaniuk, Zbigniew | | | 1525 | POL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Wilgosz, Jan | | | 1561 | POL | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Wilczynski, Adam | | | 1521 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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