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Individual Calculations April 2019 |
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| Ragnarsson, Johann Total change: -30.60 | |   |
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| Skakmot odlinga 2019 | Reykjavik | ISL | 2019-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 1984 | 4.50 | 7 | -0.32 | 20 | -6.40 | |
|  Eliasson, Kristjan Orn | | | 1791 | ISL | 0.50 | 1 | -0.25 | 20 | -5.00 | |  Jonasson, Hordur | | | 1584 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jonsson, Olafur Gisli | | | 1806 | ISL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Haraldsson, Haraldur | | | 1969 | ISL | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Fridthjofsson, Sigurjon Thor | | | 1699 | ISL | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Thorsson, Pall | | | 1706 | ISL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Olafsson, Thorvardur | | | 2199 | ISL | 1.00 | 1 | 0.77 | 20 | 15.40 | | | * 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) | | | | Icelandic Team Chess Championship 2018-19 1st division Rounds 6-9 | Reykjavik | ISL | 2019-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 1984 | 0.00 | 3 | -1.21 | 20 | -24.20 | |
| | Mai, Alexander Oliver | | | 1963 | ISL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Sigurdsson, Snorri Thor | | | 1958 | ISL | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Bjornsson, Sigurbjorn | f | | 2296 | ISL | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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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