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Individual Calculations February 2023 |
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| Zurkowski, Andrzej Total change: 2.40 | |   |
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| OTWARTA LIGA MAZOWIECKA 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 2024 | 2.50 | 4 | 0.12 | 20 | 2.40 | |
|  Tober, Mariusz | | | 1624 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sternik, Piotr | | | 1793 | POL | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Maj, Pawel | | | 2203 | POL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Suliborski, Jakub | | | 2095 | POL | 0.50 | 1 | 0.10 | 20 | 2.00 | | | * 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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