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Individual Calculations March 2015 |
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| Finnsson, Johann Arnar Total change: 14.40 | |   |
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| Reykjavik Chess Championship 2015 | Reykjavik | ISL | 2015-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1717 | 1477 | 2.00 | 7 | 0.40 | 40 | 16.00 | |
|  Omarsson, Dadi | | | 1877 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jonsson, Gauti Pall | | | 1871 | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Masson, Kjartan | | | 1800 | ISL | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Davidsson, Stefan Orri | | | 1077 * | ISL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gardarsson, Hordur | | | 1784 | ISL | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Birkisson, Bardur Orn | | | 1843 | ISL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Ulfljotsson, Jon | | | 1769 | ISL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | * 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) | | | | Reykjavik Chess Club Cup 2015 #3 | Reykjavik | ISL | 2015-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1477 | 1.50 | 2 | -0.04 | 40 | -1.60 | |
| | Kristjansson, Halldor Atli | | | 1267 | ISL | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Mai, Aron Thor | | | 1262 | ISL | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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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