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Individual Calculations May 2012 |
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| Petrak, Robert Total change: 26.55 | |   |
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| Prebor Prahy - I. trida - skupina 12 2011/12 | various | CZE | 2012-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 2032 | 7.00 | 9 | 1.77 | 15 | 26.55 | |
|  Spurny, Ondrej | | | 2023 | CZE | 0.50 | 1 | -0.01 | 15 | -0.15 | |  Hollan, Petr | | | 1675 | CZE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Jarrah, Kamal | | | 2066 | CZE | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Bebr, Jan | | | 1941 | CZE | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Smetak, Vaclav | | | 1976 | CZE | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Koper, Stefan | | | 1959 | CZE | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Matyska, Jiri | | | 2056 | CZE | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Zemlicka, Vit | | | 1987 | CZE | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Zimak, Karel | | | 1996 | CZE | 1.00 | 1 | 0.45 | 15 | 6.75 | |
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) | | |
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