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Individual Calculations September 2023 |
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| Obiedzinski, Piotr Total change: -17.00 | |   |
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| 59. Miedzynardowy Festiwal Szachowy im. Akiby Rubinsteina - Open B | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1843 | 5.50 | 9 | -0.85 | 20 | -17.00 | |
|  Latacz, Grzegorz | | | 1685 | POL | 1.00 | 1 | 0.29 | 20 | 5.80 | |  Czernecki, Andrzej | | | 1692 | POL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Rzenca, Jerzy | | | 1701 | POL | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Filipska, Maja | | | 1715 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Przybylski, Jan | | | 1691 | POL | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Smukowski, Bartosz | | | 1686 | POL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Wilk, Aleksander | | | 1682 | POL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Napieralski, Lucjan | | | 1611 | POL | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Somyk, Marcin | | | 1714 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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) | | |
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