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Individual Calculations March 2019 |
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| Jonsson, Kristjan Dagur Total change: -32.40 | |   |
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| Reykjavik Chess Congress 2019 | Reykjavik | ISL | 2019-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1482 | 1455 | 2.50 | 5 | 0.14 | 40 | 5.60 | |
|  Jonsson, Gauti Pall | | | 1855 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Berndsen, Soffia Arndis | | | 1055 * | ISL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Jonsson, Olafur Gisli | | | 1806 | ISL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Sharifa, Rayan | | | 1164 | ISL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Sigurvaldason, Hjalmar | | | 1528 | ISL | 0.50 | 1 | 0.10 | 40 | 4.00 | | | * 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) | | | | Bikarsyrpa TR 2018-19: Mot 3 | Reykjavik | ISL | 2019-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1212 | 1455 | 3.00 | 5 | -0.95 | 40 | -38.00 | |
| | Sharifa, Rayan | | | 1164 | ISL | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Thorisson, Bjartur | | | 1202 | ISL | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Heidarsson, Mikael Bjarki | | | 1055 * | ISL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Thorisson, Benedikt | | | 1363 | ISL | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Sigfusson, Ottar Orn Bergmann | | | 1275 | ISL | 0.00 | 1 | -0.74 | 40 | -29.60 | | | * 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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