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Individual Calculations October 2021 |
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| Pietryk, Joanna Total change: 30.40 | |   |
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| I Zarski Festiwal Szachowy | Zary | POL | 2021-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1312 | 1361 | 3.00 | 4 | 0.76 | 40 | 30.40 | |
|  Grabowski, Tobiasz | | | 1081 | POL | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Kawulski-Chodkiewicz, Alexander | | | 1530 | POL | 1.00 | 1 | 0.72 | 40 | 28.80 | |  Tomczyk, Michal | | | 1347 | POL | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Chmielewski, Jakub | | | 1290 | POL | 0.50 | 1 | -0.10 | 40 | -4.00 | |
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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