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Individual Calculations May 2019 |
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| Halldorsson, Jon Arni Total change: -24.40 | |   |
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| GAMMA Reykjavik Open 2019 | Reykjavik | ISL | 2019-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 2163 | 5.00 | 9 | -1.22 | 20 | -24.40 | |
|  Brunello, Sabino | g | | 2534 | ITA | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Finnbogadottir, Tinna Kristin | | | 1849 | ISL | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Halldorsson, Hjorleifur | | | 1773 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Aldridge, Alan L. | | | 1852 | NZL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Hjaltason, Elvar Orn | | | 1763 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sauer, Bernd | | | 1885 | GER | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Low, Zhen Yu Cyrus | m | | 2418 | SGP | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Sikkel, Dirk | | | 1914 | NED | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Mayrhuber, Nikola | | wf | 1976 | AUT | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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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