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Individual Calculations April 2017 |
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| Piotrowski, Arkadiusz Total change: -7.00 | |   |
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| 179th YMCA Winter 2017-A | Warszawa | POL | 2017-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1955 | 5.00 | 10 | -0.35 | 20 | -7.00 | |
|  Pesko, Tomasz | | | 1823 | POL | 1.00 | 1 | 0.32 | 20 | 6.40 | |  Koziol, Pawel | | | 1915 | POL | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Wnuk-Lipinski, Pawel | | | 1906 | POL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Choroszej, Aleksander | | | 1964 | POL | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Kasperkiewicz, Pawel | | | 1936 | POL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Praczukowski, Stanislaw | | | 2065 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Markiewicz, Michal | | | 1861 | POL | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Rozowski, Marcin | | | 1992 | POL | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Kosny, Marek | | | 1842 | POL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Szymczak, Rafal | | | 1995 | POL | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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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