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Individual Calculations January 2010 |
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| Sigurdsson, Birkir Karl Total change: -5.25 | |   |
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| Gardabaer and Hafnarfjordur Champ 2009 | Gardabaer | ISL | 2009-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1451 | 0.00 | 3 | -0.35 | 15 | -5.25 | |
|  Sigurdsson, Pall | | | 1851 * | ISL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Traustason, Ingi Tandri | | | 1797 | ISL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Johannsson, Orn Leo | | | 1730 | ISL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | * 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) | | |
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