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Rapid:
Individual Calculations October 2023 |
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| Sorin, Boris Total change: -0.20 | |   |
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| Northern Israel Rapid Championship for veteran players | Nahariya | ISR | 2023-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1844 | 2.50 | 5 | -0.01 | 20 | -0.20 | |
|  Korol, Piotr | | | 1444 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Fridkin, Juri | | | 2125 | RUS | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Abramov, David | | | 1749 | RUS | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Vorobyev, Vladimir | | | 1823 | ISR | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Kopelevich, Boris | | | 2017 | ISR | 0.50 | 1 | 0.23 | 20 | 4.60 | | | * 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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