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Individual Calculations April 2018 |
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| Jonsson, Olafur Gisli Total change: 21.80 | |   |
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| Icelandic Team Championship 2017-18 - 1st division Round 6-9 | Reykjavik | ISL | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 1822 | 1.00 | 4 | 0.11 | 20 | 2.20 | |
|  Eiriksson, Sigurdur | | | 1866 | ISL | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Bergsson, Stefan | | | 2201 | ISL | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Thorsteinsson, Thorsteinn | f | | 2222 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ragnarsson, Johann | | | 1985 | ISL | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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) | | | | GAMMA Reykjavik Open 2018 - Bobby Fischer Memorial | Reykjavik | ISL | 2018-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1822 | 3.00 | 7 | 0.98 | 20 | 19.60 | |
| | Fjallheim, Benjamin Reinert | | | 1422 * | FAI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yu, Henry | | | 2051 | USA | 1.00 | 1 | 0.79 | 20 | 15.80 | | | L`ami, Alina | m | wg | 2222 * | ROU | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ingebretsen, Jens E | | | 2132 | NOR | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Petersson, Baldur Teodor | c | | 2073 | SWE | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Thorsteinsson, Erlingur | | | 2056 | ISL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Reynolds, D Ian W | | | 1999 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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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