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Individual Calculations May 2019 |
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| Sobotnik, Petr Total change: 29.40 | |   |
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| Prebor Prahy 2018-2019 - I. trida - skupina 12 | Praha | CZE | 2019-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 1884 | 3.50 | 5 | 1.47 | 20 | 29.40 | |
|  Koubek, Vaclav | | | 2052 | CZE | 1.00 | 1 | 0.72 | 20 | 14.40 | |  Lizner, Jaroslav | | | 1914 | CZE | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Cantier, Jean-Francois | | | 1950 | CZE | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Sykora, Petr | | | 1914 | CZE | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Strahl, Jiri | | | 1941 | CZE | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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