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Individual Calculations January 2009 |
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| Halldorsson, Hjorleifur Total change: 10.80 | |   |
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| SA Autumn 2008 | Akureyri | ISL | 2008-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 2006 | 2.00 | 3 | 0.39 | 25 | 9.75 | |
|  Arnarson, Sigurdur | | | 2069 | ISL | 1.00 | 1 | 0.59 | 25 | 14.75 | | | Sigurdarson, Tomas Veigar | | | 2045 | ISL | 0.00 | 1 | -0.45 | 25 | -11.25 | |  Eidsson, Johann Oli | | | 1809 | ISL | 1.00 | 1 | 0.25 | 25 | 6.25 | |
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) | | | NOTE: K factor changed | | Ice Team Champ 2008-2009 1-4r 2 div. | Reykjavik | ISL | 2008-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2236 | 2006 | 0.50 | 2 | 0.07 | 15 | 1.05 | |
| | Sigurjonsson, Johann O | | | 2181 | ISL | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Thorsteinsson, Thorsteinn | f | | 2290 | ISL | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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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