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Individual Calculations August 2021 |
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| Lecki, Andrzej Total change: -21.20 | |   |
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| XVII MIEDZYNARODOWY FESTIWAL SZACHOWY PERLA BALTYKU - GRUPA B | Lazy | POL | 2021-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1367 | 1221 | 1.50 | 5 | -0.09 | 40 | -3.60 | |
|  Wieczorek, Janusz | | | 1432 | POL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Zeissel, Andrzej | | | 1514 | POL | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Trusewicz, Remigiusz | | | 1051 | POL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Labecki, Kacper | | | 1408 | POL | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Klama, Andrzej | | | 1431 | POL | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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) | | | | Najdorf Chess Festival 2021 gr. B | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1221 | 0.00 | 3 | -0.44 | 40 | -17.60 | |
| | Janik, Marcin | | | 1621 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dudek, Radoslaw | | | 1490 | POL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Wyczesany, Dariusz | | | 1475 | POL | 0.00 | 1 | -0.19 | 40 | -7.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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