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Individual Calculations March 2011 |
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| Ostrowski, Michal Total change: -15.60 | |   |
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| XXI International Chess Festival CRACOVIA2010, Open C | Krakow | POL | 2010-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1462 | 0.00 | 1 | -0.64 | 15 | -9.60 | |
|  Majchrowicz, Jan | | | 1361 | POL | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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) | | | | XXVII Mistrzostwa Podhala Grupa B | Rabka-Zdroj | POL | 2011-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1462 | 1.00 | 3 | -0.40 | 15 | -6.00 | |
| | Sybis, Roman | | | 1285 | POL | 1.00 | 1 | 0.27 | 15 | 4.05 | |  Guzik, Jan | | | 1623 | POL | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Pela, Konrad | | | 1548 | POL | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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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