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Individual Calculations July 2012 |
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| Valtysson, Thor Total change: 29.85 | |   |
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| Skakmot Odlinga 2012 | Reykjavik | ISL | 2012-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1973 | 4.00 | 6 | 0.99 | 15 | 14.85 | |
|  Ontiveros, John | | | 1763 | ISL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Sigfusson, Sigurdur | f | | 2346 | ISL | 0.50 | 1 | 0.40 | 15 | 6.00 | | | Ornolfsson, Magnus P | | | 2175 | ISL | 0.50 | 1 | 0.26 | 15 | 3.90 | |  Ingvarsson, Kjartan | | | 2029 | ISL | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Fridthjofsdottir, Sigurl Regina | | | 1731 | ISL | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Breidfjord, Palmar | | | 1836 | ISL | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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) | | | | Championship of Northern part of Iceland | Akureyri | ISL | 2012-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 1981 | 2.50 | 4 | 1.00 | 15 | 15.00 | |
| | Kjartansson, David | f | | 2320 | ISL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Gudjonsson, Sindri | | | 1914 | ISL | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Sigurdarson, Tomas Veigar | | | 1962 | ISL | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Thorhallsson, Gylfi | | | 2161 | ISL | 1.00 | 1 | 0.74 | 15 | 11.10 | |
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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