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Individual Calculations May 2012 |
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| Bergsson, Stefan Total change: -1.20 | |   |
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| Icelandic Team Championship 2011-2012 1 div Round 5-7 | Selfoss | ISL | 2012-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2283 | 2171 | 2.00 | 3 | 0.88 | 15 | 13.20 | |
|  Thorarinsson, Pall A | | | 2229 | ISL | 1.00 | 1 | 0.58 | 15 | 8.70 | |  Petursson, Gudni | | | 2115 | ISL | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Williams, Simon K | g | | 2506 | ENG | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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) | | | | Reykjavik Chess Open 2012 | Reykjavik | ISL | 2012-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 2171 | 4.50 | 8 | -0.96 | 15 | -14.40 | |
| | Bjorgvinsson, Andri Freyr | | | 1771 * | ISL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Gunnarsson, Jon Viktor | m | | 2424 | ISL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Mozelius, Peter | | | 1882 | SWE | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Kjartansson, Gudmundur | m | | 2357 | ISL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Guisset, Philippe | | | 1926 | BEL | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Sverrisson, Nokkvi | | | 1928 | ISL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Palsson, Halldor | | | 2000 | ISL | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Kjartansson, Dagur | | | 1771 * | ISL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | * 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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