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Individual Calculations July 2021 |
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| Colbow, Collin Total change: 13.60 | |   |
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| Prague International Chess Festival 2021 D - FIDE open | Praha | CZE | 2021-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2129 | 2339 | 6.00 | 9 | -0.79 | 20 | -15.80 | |
|  Machala, Vladislav | | | 1968 | CZE | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Pahl, Theis | | | 2123 | GER | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Mlynek, Petr | | | 2053 | CZE | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Slepov, Kyryl | | | 2027 | CZE | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Maloberti, David | | | 2084 | FRA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Simek, Petr | f | | 2251 | CZE | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Jedlicka, Ales | f | | 2195 | CZE | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Holemar, David | f | | 2229 | CZE | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Nemec, Pavel | f | | 2235 | CZE | 1.00 | 1 | 0.36 | 20 | 7.20 | |
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) | | | | Werder-Challanger-Match 2021 | Bremen | GER | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2334 | 2339 | 3.00 | 3 | 1.47 | 20 | 29.40 | |
| | Kuberczyk, Christoph | f | | 2334 | GER | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Kuberczyk, Christoph | f | | 2334 | GER | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Kuberczyk, Christoph | f | | 2334 | GER | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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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