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Individual Calculations March 2017 |
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| Birkisson, Bardur Orn Total change: -32.80 | |   |
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| Skakthing Reykjavikur 2016 | Reykjavik | ISL | 2017-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 2175 | 4.50 | 8 | -0.98 | 40 | -39.20 | |
|  Sigurvaldason, Hjalmar | | | 1775 * | ISL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Gudmarsson, Olafur | | | 1775 * | ISL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ragnarsson, Dagur | f | | 2276 | ISL | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Jonsson, Olafur Gisli | | | 1865 | ISL | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Omarsson, Dadi | | | 2197 | ISL | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Haraldsson, Sigurjon | | | 1784 | ISL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Birkisson, Bjorn Holm | | | 1979 | ISL | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Gislason, Gudmundur | f | | 2332 | ISL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | * 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) | | | | Noa Sirius motid - Gestamot Hugins og Breidabliks 2017 - a-group | Kopavogur | ISL | 2017-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2217 | 2175 | 3.50 | 6 | 0.87 | 40 | 34.80 | |
| | Thorfinnsson, Bjorn | m | | 2404 | ISL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Davidsdottir, Nansy | | | 1897 | ISL | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Halldorsson, Bjorn | | | 2233 | ISL | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Gretarsson, Andri A | f | | 2281 | ISL | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Ptacnikova, Lenka | | wg | 2210 | ISL | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Ragnarsson, Dagur | f | | 2276 | ISL | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | Nordic Youth Championship B 2017 | Drammen | NOR | 2017-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 2175 | 3.50 | 6 | -0.71 | 40 | -28.40 | |
| | Nilssen, Ellen Fredericia | | | 1834 | DEN | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Haug, Johannes | f | | 2311 | NOR | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Heimisson, Hilmir Freyr | | | 2192 | ISL | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Nazarova, Anastasia | | wc | 1998 | FIN | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Olsen, Kaj | | | 1775 * | FAI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Fang, Andy | | | 1846 | SWE | 1.00 | 1 | 0.12 | 40 | 4.80 | | | * 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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