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Individual Calculations February 2023 |
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| Walewska, Natalia Total change: -9.20 | |   |
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| Ursynowski Festiwal Szachowy - Grupa A 2023 | Warszawa | POL | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1329 | 1261 | 2.00 | 5 | -0.23 | 40 | -9.20 | |
|  Smetek, Michal | | | 1747 | POL | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Piekutowska, Lena | | | 1101 | POL | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Kwiek, Janusz | | | 1382 | POL | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Kogut, Aleksander | | | 1086 | POL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Lesik, Sebastian | | | 1328 | POL | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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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