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Individual Calculations March 2018 |
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| Stefansson, Vignir Vatnar Total change: -20.40 | |   |
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| Skakhatid MotX 2018 a-flokkur | Kopavogur | ISL | 2018-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2317 | 2304 | 3.00 | 6 | 0.07 | 10 | 0.70 | |
|  Gretarsson, Hjorvar Steinn | g | | 2565 | ISL | 0.00 | 1 | -0.18 | 10 | -1.80 | |  Sigfusson, Sigurdur | f | | 2228 | ISL | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Asbjornsson, Asgeir | f | | 2267 | ISL | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Jonasson, Benedikt | f | | 2248 | ISL | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Halldorsson, Gudmundur | | | 2174 | ISL | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Thorhallsson, Throstur | g | | 2418 | ISL | 0.00 | 1 | -0.34 | 10 | -3.40 | |
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) | | | | Skakthing Reykjavikur 2018 | Reykjavik | ISL | 2018-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2304 | 3.50 | 7 | -2.11 | 10 | -21.10 | |
| | Haraldsson, Oskar | | | 1904 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Mai, Aron Thor | | | 2066 | ISL | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Jonsson, Sveinbjorn | | | 1904 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Baldursson, Haraldur | | | 1942 | ISL | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Jonsson, Gauti Pall | | | 2161 | ISL | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Ulfljotsson, Jon | | | 1904 * | ISL | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Ragnarsson, Dagur | f | | 2332 | ISL | 0.00 | 1 | -0.46 | 10 | -4.60 | | | * 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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