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Individual Calculations July 2009 |
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| Jonsson, Bjorn Total change: -11.25 | |   |
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| Icelandic Team Champ div 1 | Akureyri | ISL | 2009-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2298 | 2012 | 0.50 | 3 | 0.00 | 25 | 0.00 | |
|  Sigfusson, Sigurdur | f | | 2333 | ISL | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Arnason, Jon L | g | | 2362 | ISL | 0.50 | 1 | 0.39 | 25 | 9.75 | |  Thorsson, Olafur | | | 2199 | ISL | 0.00 | 1 | -0.26 | 25 | -6.50 | |
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) | | | | Reykjavík Open | Reykjavík | ISL | 2009-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 2012 | 2.50 | 7 | -0.45 | 25 | -11.25 | |
| | Ris, Robert | m | | 2362 | NED | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Macak, Stefan | m | | 2362 | SVK | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Gudmundsdottir, Geirthrudur Ann | | | 1763 | ISL | 0.50 | 1 | -0.31 | 25 | -7.75 | | | Hug, Marcel | | | 2257 | SUI | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Finnbogadottir, Tinna Kristin | | | 1662 | ISL | 0.50 | 1 | -0.39 | 25 | -9.75 | | | Jonsson, Olafur Gisli | | | 1915 | ISL | 1.00 | 1 | 0.37 | 25 | 9.25 | | | Karlovich, Anastazia | | wg | 2251 | UKR | 0.50 | 1 | 0.30 | 25 | 7.50 | |
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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