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Individual Calculations October 2021 |
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| Dcosta, Lorin Total change: -4.40 | |   |
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| European Individual Chess Championship - Reykjavik Open 2021 | Reykjavik | ISL | 2021-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2332 | 2381 | 5.50 | 11 | -0.44 | 10 | -4.40 | |
|  Donchenko, Alexander | g | | 2657 | GER | 0.00 | 1 | -0.17 | 10 | -1.70 | |  Moller, Agnar T | | | 1981 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Johannsson, Birkir Isak | | | 2052 | ISL | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Basso, Pier Luigi | g | | 2541 | ITA | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Petrov, Martin | m | | 2521 | BUL | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Ferreira, Jorge Viterbo | g | | 2520 | POR | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Ragnarsson, Johann | | | 1981 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Hillarp Persson, Tiger | g | | 2543 | SWE | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Stremavicius, Pijus | | | 2146 | LTU | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Suleymanli, Aydin | m | | 2536 | AZE | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Player, Edmund C | | | 2172 | ENG | 0.50 | 1 | -0.27 | 10 | -2.70 | | | * 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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