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Individual Calculations July 2009 |
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| Koza, Stanislaw Total change: -30.25 | |   |
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| Lower Silesian's Leagues | Dolny Slask | POL | 2008-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1744 | 1468 | 0.00 | 6 | -1.11 | 25 | -27.75 | |
|  Wozniak, Bartosz | | | 1779 | POL | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Prusinowski, Maciej | | | 1818 | POL | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Chmielewski, Jakub | | | 1748 | POL | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Piotrowski, Przemyslaw | | | 1480 | POL | 0.00 | 1 | -0.48 | 25 | -12.00 | | | Labuda, Michal | | | 1818 | POL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Jagiela, Piotr | | | 1818 | POL | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | | Wrolcaw's Youth Olimpiad | Wroclaw | POL | 2009-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1642 | 1468 | 1.00 | 4 | -0.10 | 25 | -2.50 | |
| | Grochocinska, Urszula | | | 1680 | POL | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Zyla, Agata | | | 1545 | POL | 1.00 | 1 | 0.61 | 25 | 15.25 | | | Piotrowski, Przemyslaw | | | 1652 | POL | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Kubica, Michal | | | 1692 | POL | 0.00 | 1 | -0.22 | 25 | -5.50 | |
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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