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Individual Calculations September 2009 |
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| Perik, Alois Total change: -7.50 | |   |
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| Czech Open 2009 D - Chladek a Tintera Open | Pardubice | CZE | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1896 | 3.50 | 5 | -0.30 | 25 | -7.50 | |
|  Kaluzny, Matyas | | | 1586 | CZE | 0.50 | 1 | -0.36 | 25 | -9.00 | |  Kratochvil, Vit | | | 1614 | CZE | 0.50 | 1 | -0.34 | 25 | -8.50 | | | Stetz, Jan | | | 1717 | CZE | 1.00 | 1 | 0.27 | 25 | 6.75 | | | De Vogelaere, Robin | | | 1800 | BEL | 0.50 | 1 | -0.13 | 25 | -3.25 | | | Krusina, Patrik | | | 1712 | CZE | 1.00 | 1 | 0.26 | 25 | 6.50 | |
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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