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Individual Calculations July 2020 |
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| Tregler, Boris Total change: -23.20 | |   |
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| Prebor Prahy 2020 - 1. trida - skupina 12 | Praha | CZE | 2020-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 2000 | 0.50 | 2 | -0.58 | 40 | -23.20 | |
|  Sisak, Richard | | | 2023 | CZE | 0.50 | 1 | 0.03 | 40 | 1.20 | |  Cermak, Jan | | | 1922 | CZE | 0.00 | 1 | -0.61 | 40 | -24.40 | |
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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