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Individual Calculations October 2018 |
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| Stefansson, Vignir Vatnar Total change: 20.80 | |   |
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| Nordic Ch-ship for Scholastic Teams 2018 Gr A | Tampere | FIN | 2018-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 2270 | 3.50 | 4 | 0.20 | 10 | 2.00 | |
|  Fossan, Aleksander | | | 2133 | NOR | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Ebeling, Mariela | | | 1870 * | FIN | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Joensson, Jacob | | | 2006 | SWE | 1.00 | 1 | 0.18 | 10 | 1.80 | |  Skovgaard, Andreas | | | 1926 | DEN | 1.00 | 1 | 0.12 | 10 | 1.20 | | | * 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) | | | | Haustmot TR 2018 - A flokkur | Reykjavik | ISL | 2018-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2270 | 6.00 | 7 | 1.88 | 10 | 18.80 | |
| | Ragnarsson, Dagur | f | | 2249 | ISL | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Ingvason, Johann | | | 2185 | ISL | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Ornolfsson, Magnus P. | | | 2227 | ISL | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Mai, Aron Thor | | | 2062 | ISL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Thorfinnsson, Bjorn | m | | 2408 | ISL | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Olafsson, Thorvardur | | | 2192 | ISL | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Jonsson, Gauti Pall | | | 2100 | ISL | 1.00 | 1 | 0.28 | 10 | 2.80 | |
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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