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Individual Calculations November 2017 |
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| Halldorsson, Jon Arni Total change: -13.40 | |   |
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| 33rd European Chess Club Cup | Antalya | TUR | 2017-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2327 | 2147 | 1.00 | 3 | 0.04 | 20 | 0.80 | |
|  Khismatullin, Denis | g | | 2547 * | RUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Greenfeld, Alon | g | | 2509 | ISR | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Mercier, Pierre-Adelin | | | 1925 | FRA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | * 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) | | | | Icelandic Team Championship 2017-18 - 1st division Round 1-5 | Reykjavik | ISL | 2017-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2110 | 2147 | 2.00 | 5 | -0.71 | 20 | -14.20 | |
| | Crevatin, Leo | | | 2073 | SWE | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Jonsson, Olafur Gisli | | | 1834 | ISL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Heimisson, Hilmir Freyr | | | 2185 | ISL | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Kristjansson, Olafur | | | 2096 | ISL | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Jensson, Einar Hjalti | m | | 2361 | ISL | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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