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Individual Calculations April 2009 |
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| Lach, Piotr Total change: 0.60 | |   |
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| XIX Miedzynarodowy Festiwal Szachowy CRACOVIA'2008, Gr-B | Krakow | POL | 2008-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 2099 | 6.50 | 9 | 0.04 | 15 | 0.60 | |
|  Mucha, Magdalena | | | 1800 | POL | 0.50 | 1 | -0.35 | 15 | -5.25 | |  Markowska, Maria | | | 1769 | POL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Kaleta, Blazej | | | 1952 | POL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Kaczor, Boguslaw | | | 2002 | POL | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Wasik, Piotr | | | 1966 | POL | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Dobrowolski, Marcin | | | 1971 | POL | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Bes, Michal | | | 1967 | POL | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Sajtyna, Krzysztof | | | 1948 | POL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Grajczak, Adrian | | | 1970 | POL | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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