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Individual Calculations July 2009 |
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| Marks, Piotr Total change: 11.25 | |   |
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| Kujawsko-Pomorski District Team Championship 2008/09 | KPZSzach | POL | 2008-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 1777 | 2.00 | 3 | 0.75 | 15 | 11.25 | |
|  Kobus, Maciej | | | 1947 | POL | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Jankowski, Dawid | | | 1734 | POL | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Luchowski, Ferdynand | | | 1844 | POL | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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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