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Individual Calculations April 2008 |
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| Kosny, Marek Total change: 28.95 | |   |
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| Open Mazovia Team Championship | Mazowsze/MZSzach | POL | 2007-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 1966 | 2.50 | 3 | 1.19 | 15 | 17.85 | |
|  Zygulski, Krzysztof | | | 1943 | POL | 0.50 | 1 | -0.03 | 15 | -0.45 | |  Mietek, Lukasz | | | 2043 | POL | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Mietek, Lukasz | | | 2043 | POL | 1.00 | 1 | 0.61 | 15 | 9.15 | |
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) | | | | Mazovia Team Championship | Mazowsze/MZSzach | POL | 2007-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2154 | 1966 | 1.00 | 1 | 0.74 | 15 | 11.10 | |
| | Kurkowski, Zbigniew | | | 2154 | POL | 1.00 | 1 | 0.74 | 15 | 11.10 | |
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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