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Rapid:
Individual Calculations June 2023 |
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| Kolka, David Total change: 23.60 | |   |
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| TR Rapid 2023 Mai #1 | Reykjavik | ISL | 2023-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1779 | 3.00 | 5 | -0.20 | 20 | -4.00 | |
|  Haraldsson, Hermann Bjorgvin | | | 1177 | ISL | 1.00 | 1 | 0.02 | 20 | 0.40 | |  Egilsson, Ari Pall | | | 1459 | ISL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Sigurdsson, Kristjan Theodor | | | 1379 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Omarsson, Dadi | | | 2137 | ISL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Gudmundsson, Kristofer Orri | | | 1908 | ISL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | * 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) | | | | Minningarmot um Hrafn og Otto 2023 - Round 5-8 | Snaefellsbaer | ISL | 2023-05-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 1779 | 2.50 | 4 | 1.38 | 20 | 27.60 | |
| | Olafsson, Helgi | g | | 2509 | ISL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Birkisson, Bjorn Holm | | | 2024 | ISL | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Hermannsson, Sigurbjorn | | | 1491 | ISL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Thorsteinsson, Thorsteinn | f | | 2197 | ISL | 1.00 | 1 | 0.93 | 20 | 18.60 | |
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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