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Individual Calculations March 2013 |
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| Halldorsson, Jon Arni Total change: -24.60 | |   |
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| Reykjavik Open 2013 | Reykjavik | ISL | 2013-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 2222 | 4.00 | 9 | -1.64 | 15 | -24.60 | |
|  Vignisson, Ingvar Egill | | | 1822 * | ISL | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Gretarsson, Hjorvar Steinn | m | | 2509 | ISL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Roberts, Lynda | | wc | 1903 | WLS | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Ofstad, Sigurd | | | 1985 | NOR | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Herda, Christoph, Dr. | | | 1915 | GER | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Gunnarsson, Sigurdur Jon | | | 2000 | ISL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Mikkelsen, Nikolaj | m | | 2421 | DEN | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Kjartansson, Gudmundur | m | | 2430 | ISL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Pretterhofer, Kiaras | | | 1997 | AUT | 0.00 | 1 | -0.78 | 15 | -11.70 | | | * 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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