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Individual Calculations July 2009 |
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| Szewczyk, Mariusz Total change: -16.25 | |   |
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| Turniej Szachowy „Cztery Pory Roku” o Puchar Burmistrza Ursusa grupa A | Warszawa-Ursus | POL | 2009-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1728 | 1.50 | 4 | -0.65 | 25 | -16.25 | |
|  Jarmula, Pawel | | | 1707 | POL | 0.00 | 1 | -0.53 | 25 | -13.25 | | | Kowalewska, Agata | | | 1647 | POL | 0.50 | 1 | -0.11 | 25 | -2.75 | | | Malec, Sebastian | | | 1924 | POL | 0.00 | 1 | -0.25 | 25 | -6.25 | |  Ogonowski, Jakub | | | 1524 | POL | 1.00 | 1 | 0.24 | 25 | 6.00 | |
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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