Individual Calculations January 2023 |
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Psaila, Clarence Total change: 3.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Chessfestival Groningen 2022 Vierkampen | Groningen | NED | 2022-12-22 |
Rc | Ro | w | n | change | K | K*chg | Game |
1976 | 1932 | 1.50 | 3 | 0.18 | 20 | 3.60 | |
| Weclawski, Dorota | | wf | 1961 | GER | 0.50 | 1 | 0.04 | 20 | 0.80 | | Osinga, Angelique | | | 1974 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | | Scharft, Johan | | | 1993 | NED | 0.50 | 1 | 0.08 | 20 | 1.60 | | 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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