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Individual Calculations March 2011 |
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| Ziolkowski, Boleslaw Total change: -23.50 | |   |
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| XXI International Chess Festival CRACOVIA2010- Open B | Krakow | POL | 2010-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1624 | 1804 | 2.00 | 4 | -0.94 | 25 | -23.50 | |
|  Lanoszka, Tadeusz | | | 1609 | POL | 0.50 | 1 | -0.25 | 25 | -6.25 | |  Olkuski, Tadeusz | | | 1652 | POL | 0.50 | 1 | -0.20 | 25 | -5.00 | | | Marczuk, Anna | | | 1611 | POL | 1.00 | 1 | 0.25 | 25 | 6.25 | | | Guzik, Jan | | | 1623 | POL | 0.00 | 1 | -0.74 | 25 | -18.50 | |
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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