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Individual Calculations February 2023 |
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| Grochowski, Krzysztof Total change: -25.60 | |   |
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| Druzynowe Mistrzostwa Mazowsza 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 2035 | 1.50 | 4 | -1.28 | 20 | -25.60 | |
|  Kicinski, Jacek | | | 1960 | POL | 0.00 | 1 | -0.60 | 20 | -12.00 | |  Bogatek, Pawel | | | 1635 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hryszkiewicz, Marcin | | | 1727 | POL | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Kedzierski, Slawomir | | | 2110 | 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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