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Individual Calculations May 2018 |
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| Pacovsky, Ota Total change: -32.40 | |   |
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| Prebor Prahy 2017-2018 - I. trida - skupina 11 | Praha | CZE | 2018-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1849 | 1.50 | 3 | -0.40 | 40 | -16.00 | |
|  Koller, Martin | | | 1857 | CZE | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Chloupek, Petr | | | 1638 | CZE | 1.00 | 1 | 0.23 | 40 | 9.20 | |  Lhotsky, Zdenek Ml. | | | 1747 | CZE | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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) | | | | Easter Amateur Chess Open 2018 | Praha | CZE | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1849 | 2.00 | 5 | -0.41 | 40 | -16.40 | |
| | Polatel, Ali | | | 2231 | TUR | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Loucan, Jan | | | 1515 | CZE | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Roebuck, Derek | | | 1629 | AUS | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Kononov, Alexander | | | 2172 | FRA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Forman, Miroslav | | | 1826 | CZE | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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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