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Individual Calculations July 2023 |
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| Alquist, Erik Total change: -22.80 | |   |
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| European Senior Chess Championship 2023 over 65 - Open | Acqui Terme | ITA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1959 | 4.50 | 9 | -1.14 | 20 | -22.80 | |
|  Dordoni, Riccardo | | | 1559 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Polster, Wolfgang, Dr. | | | 2189 | GER | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Kortis, Wim | | | 2110 | NED | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Adler, Doron | | | 1766 | ISR | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Tibaldeschi, Attilio | | | 1521 | ITA | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Patrucco, Carlo | | | 1734 | ITA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Idesis, Yaacov | | | 1780 | ISR | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Patola, Eero | | | 1783 | FIN | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Giacomini, Hector | | | 2126 | FRA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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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