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Individual Calculations May 2023 |
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| Jonsson, Olafur Gisli Total change: -38.60 | |   |
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| Reykjavik Open 2023 | Reykjavik | ISL | 2023-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1817 | 3.00 | 8 | -1.93 | 20 | -38.60 | |
|  Vidarsson , Kari Steinn | | | 1267 | ISL | 0.00 | 1 | -0.97 | 20 | -19.40 | |  Hedman, Viktor Mattias Laroy | | | 1417 * | NOR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Briem, Gudrun Fanney | | | 1503 | ISL | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Krivenko, Dion | | | 2136 | EST | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Seshadri, Sridhar | | | 1445 | USA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Markzon, Gregory | f | | 2059 | USA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Kather, Yannick | | | 2137 | GER | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Jonatansson, Sigurdur Freyr | | | 1551 | ISL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | * 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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