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Individual Calculations February 2023 |
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| Petrik, Peter Total change: 1.00 | |   |
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| PDSS - Krajsky prebor I 2022-2023 r6-7 | various | CZE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1793 | 0.50 | 2 | 0.05 | 20 | 1.00 | |
|  Ptacek, Lubos | | | 2019 | CZE | 0.50 | 1 | 0.29 | 20 | 5.80 | |  Hrobar, Vlastimil | | | 1991 | CZE | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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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