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Individual Calculations November 2009 |
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| Petursson, Gudni Total change: -5.70 | |   |
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| Icelandic Team Champ 2009-2010 1 div (r1-4) | Reykjavik | ISL | 2009-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2130 | 1.00 | 4 | -0.38 | 15 | -5.70 | |
|  Arngrimsson, Dagur | m | | 2396 | ISL | 0.50 | 1 | 0.32 | 15 | 4.80 | |  Sigurdsson, Saeberg | | | 2118 | ISL | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Bjornsson, Sigurbjorn | f | | 2287 | ISL | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Einarsson, Bergsteinn | | | 2210 | ISL | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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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