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Individual Calculations April 2015 |
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| Einarsson, Halldor Gretar Total change: 15.00 | |   |
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| Reykjavik Open 2015 | Reykjavik | ISL | 2015-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2244 | 2166 | 4.00 | 8 | 0.70 | 20 | 14.00 | |
|  Sigurdarson, Alec Elias | | | 1766 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Thorhallsson, Throstur | g | | 2428 | ISL | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Melkumyan, Hrant | g | | 2566 * | ARM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Petrov, Nikita | m | | 2435 | RUS | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Fivelstad, Jon Olav | | | 1929 | NOR | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Abdumalik, Zhansaya | | wg | 2379 | KAZ | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Stefansson, Vignir Vatnar | | | 1909 | ISL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Brunello, Sabino | g | | 2540 | ITA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | * 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) | | | | Icelandic Team Championship 2014-15 1st division Round 6-9 | Reykjavik | ISL | 2015-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2389 | 2166 | 0.50 | 2 | 0.05 | 20 | 1.00 | |
| | Gunnarsson, Jon Viktor | m | | 2443 | ISL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Bjornsson, Sigurbjorn | f | | 2335 | ISL | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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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