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Individual Calculations September 2023 |
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| Ziobrowska, Danuta Total change: -4.20 | |   |
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| 59. Miedzynardowy Festiwal Szachowy im. Akiby Rubinsteina - Open C | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1468 | 1343 | 2.00 | 6 | -0.21 | 20 | -4.20 | |
|  Kruczynski, Marek | | | 1795 | POL | 0.00 | 1 | -0.06 | 20 | -1.20 | |  Michalik, Marek | | | 1650 | POL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Jaworowski, Andre | | | 1112 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Skrzypek, Leszek | | | 1557 | POL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Ossowski, Boleslaw | | | 1472 | POL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Begier, Wlodzimierz | | | 1223 | POL | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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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