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Individual Calculations May 2010 |
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| Dabrowski, Leszek Total change: -45.50 | |   |
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| Otwarta Liga Mazowiecka 2009/2010 | Mazowieckie | POL | 2009-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1896 | 0.00 | 4 | -1.82 | 25 | -45.50 | |
|  Sadowski, Miroslaw | | | 2144 | POL | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Kosny, Marek | | | 2005 | POL | 0.00 | 1 | -0.35 | 25 | -8.75 | |  Duda, Ryszard | | | 1760 | POL | 0.00 | 1 | -0.68 | 25 | -17.00 | | | Suliborski, Jakub | | | 1822 | POL | 0.00 | 1 | -0.60 | 25 | -15.00 | |
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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