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Individual Calculations October 2021 |
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| Kozak, Adam Total change: -0.70 | |   |
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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 |
| 2435 | 2504 | 6.00 | 11 | -0.36 | 10 | -3.60 | |
|  Jonsson, Olafur Gisli | | | 2104 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Yilmaz, Mustafa | g | | 2630 | TUR | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Paravyan, David | g | | 2631 | RUS | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Lupulescu, Constantin | g | | 2659 | ROU | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Donchenko, Alexander | g | | 2657 | GER | 0.00 | 1 | -0.30 | 10 | -3.00 | | | Samadov, Read | f | | 2360 | AZE | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Milikow, Elie | c | | 2242 | ISR | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Sousa, Andre Ventura | m | | 2405 | POR | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Vedder, Richard | f | | 2266 | NED | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Koellner, Ruben Gideon | f | | 2418 | GER | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Sokolovsky, Yahli | f | | 2415 | ISR | 0.00 | 1 | -0.62 | 10 | -6.20 | | | * 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) | | | | CIS 2021 - Serie A1 Girone 1 | Torino | ITA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2316 | 2517 | 4.00 | 5 | 0.29 | 10 | 2.90 | |
| | Simonetto, Andrea | | | 2206 | ITA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Wieczorek, Oskar | g | | 2497 | POL | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Bellia, Fabrizio | m | | 2431 | ITA | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Montilli, Vincenzo | | | 2248 | ITA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Madiai, Federico | | | 2198 | ITA | 1.00 | 1 | 0.13 | 10 | 1.30 | |
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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