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Individual Calculations March 2015 |
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| Karlsson, Mikael Johann Total change: 61.40 | |   |
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| Reykjavik Chess Championship 2015 | Reykjavik | ISL | 2015-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2077 | 6.50 | 8 | 3.21 | 20 | 64.20 | |
|  Ingvason, Johann | | | 2126 | ISL | 1.00 | 1 | 0.57 | 20 | 11.40 | |  Ontiveros, John | | | 1810 | ISL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Arngrimsson, Dagur | m | | 2368 | ISL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Jonsson, Olafur Gisli | | | 1871 | ISL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Olafsson, Thorvardur | | | 2245 | ISL | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Salama, Omar | | | 2282 | ISL | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Ragnarsson, Dagur | | | 2059 | ISL | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Kristjansson, Stefan | g | | 2477 * | ISL | 1.00 | 1 | 0.92 | 20 | 18.40 | | | * 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) | | | | Huginn Chess Club and Breidablik Chess Club Guest Tournament 2015 | Kopavogur | ISL | 2015-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 2077 | 4.50 | 8 | 0.07 | 20 | 1.40 | |
| | Lee, Gudmundur Kristinn | | | 1677 * | ISL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Sigurdsson, Birkir Karl | | | 1756 | ISL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Thorsteins, Karl | m | | 2456 | ISL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Fridgeirsson, Dagur Andri | | | 1849 | ISL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Thorsteinsdottir, Hallgerdur | | | 1992 | ISL | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Stefansson, Vignir Vatnar | | | 1959 | ISL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Thorhallsson, Throstur | g | | 2433 | ISL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Johannesson, Oliver | | | 2170 | ISL | 0.50 | 1 | 0.13 | 20 | 2.60 | | | * 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) | | | | Nordisk mesterskab for skoleelever 2015 (Grp A 1995-97) | Klaksvik | FAI | 2015-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 2077 | 3.00 | 6 | -0.21 | 20 | -4.20 | |
| | Jacobsen, Runi T. | | | 1724 | FAI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Nielsen, Hogni Egilstoft | | | 2372 | FAI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Karlsson, Erik 1997 | | | 1737 | SWE | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Holleland, Sigve | | | 2053 | NOR | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Olund, Joar | f | | 2291 | SWE | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Ragnarsson, Dagur | | | 2059 | ISL | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | |
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