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Individual Calculations September 2023 |
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| Zacek, Petr Total change: -2.80 | |   |
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| SUMMER PRAGUE OPEN 2023 - B - FIDE open | Praha | CZE | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1563 | 1335 | 1.00 | 5 | -0.14 | 20 | -2.80 | |
|  Polnar, Josef | | | 1750 | CZE | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Grumbach, Justus | | | 1574 | GER | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Hansen, Michael Bo | | | 1544 | DEN | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Nguyen, Thai Dang Vi | | | 1505 | CZE | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Kroulik, Stepan | | | 1441 | CZE | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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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