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Individual Calculations May 2018 |
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| Erban, Tomas Total change: -20.80 | |   |
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| Prebor Prahy 2017-2018 - Preborova skupina | Praha | CZE | 2018-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 2079 | 1.00 | 3 | -1.04 | 20 | -20.80 | |
|  Molkanov, Oleg | | | 1912 | CZE | 0.50 | 1 | -0.22 | 20 | -4.40 | |  Nemec, Igor | | | 2033 | CZE | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Hacaperka, Michal | | | 1875 | CZE | 0.00 | 1 | -0.76 | 20 | -15.20 | |
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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