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Individual Calculations July 2009 |
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| Widera, Jan Total change: -16.65 | |   |
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| 45 Otwarte Mistrzostwa Chorzowa | Chorzow | POL | 2009-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 2030 | 4.50 | 9 | -1.11 | 15 | -16.65 | |
|  Karcz, Bartlomiej | | | 1799 | POL | 0.00 | 1 | -0.79 | 15 | -11.85 | |  Kostowski, Andrzej | | | 1846 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Muc, Zbigniew | | | 1848 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Moryson, Adrian | | | 1897 | POL | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Santura, Janusz | | | 1852 | POL | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Galyga, Zbigniew | | | 2217 | POL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Michalski, Edmund | | | 1922 | POL | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Kuciel, Wladyslaw | | | 2121 | POL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Rychlik, Bogdan | | | 1927 | 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) | | |
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