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Rapid:
Individual Calculations December 2017 |
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| Petursson, Magnus V. Total change: 19.40 | |   |
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| Islandsmot eldri skakmanna 65 plus 2017 | Reykjavik | ISL | 2017-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1568 | 3.00 | 8 | 0.97 | 20 | 19.40 | |
|  Gunnarsson, Gunnar K | | | 1968 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jonsson, Sveinbjorn | | | 1637 | ISL | 0.00 | 1 | -0.40 | 20 | -8.00 | |  Gunnlaugsson, Gisli | | | 1826 | ISL | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Kristjansson, Sigurdur | | | 1840 | ISL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Viglundsson, Jon | | | 1684 | ISL | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Einarsson, Einar S | | | 1422 | ISL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Sigurjonsson, Johann O | | | 1968 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Fridjonsson, Julius | | | 1968 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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