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Individual Calculations April 2023 |
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| Szopka, Dariusz Total change: -7.20 | |   |
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| Witaj Wiosno - Open do FIDE | Zabrze | POL | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1462 | 2066 | 4.50 | 5 | -0.36 | 20 | -7.20 | |
|  Kozik, Maksymilian | | | 1666 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Michalak, Natalia | | | 1352 | POL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Stronczek, Karol | | | 1345 | POL | 0.50 | 1 | -0.49 | 20 | -9.80 | | | Wojtowicz, Marek | | | 1469 | POL | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Brzoska, Mariusz | | | 1479 | POL | 1.00 | 1 | 0.02 | 20 | 0.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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