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Individual Calculations January 2023 |
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| Kowalski, Aleksander Total change: 61.60 | |   |
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| Grudniowy weekend przy szachownicy | Gorzow Wielkopolski | POL | 2022-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1061 | 2.50 | 4 | 1.54 | 40 | 61.60 | |
|  Czaplinski, Piotr | | | 1656 | POL | 0.50 | 1 | 0.48 | 40 | 19.20 | |  Bartoszek, Emanuel | | | 1180 | POL | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Kowalski, Marcel | | | 1029 | POL | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Przysiecki, Kajetan | c | | 1516 | POL | 0.00 | 1 | -0.06 | 40 | -2.40 | |
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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