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Individual Calculations May 2010 |
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| Vigfusson, Vigfus Total change: 15.75 | |   |
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| Icelandic Team Champ 2009-2010 2. div | Reykjavik | ISL | 2010-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 1985 | 1.50 | 2 | 1.06 | 15 | 15.90 | |
|  Sigurjonsson, Johann O | | | 2160 | ISL | 0.50 | 1 | 0.23 | 15 | 3.45 | |  Einarsson, Halldor | f | | 2259 | ISL | 1.00 | 1 | 0.83 | 15 | 12.45 | |
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 North Champ 2010 | Husavik | ISL | 2010-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1985 | 1.00 | 2 | -0.01 | 15 | -0.15 | |
| | Bjornsson, Tomas | f | | 2155 | ISL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Sigurdsson, Jakob Saevar | | | 1808 | ISL | 1.00 | 1 | 0.27 | 15 | 4.05 | |
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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