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Individual Calculations November 2017 |
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| Davidsson, Stefan Orri Total change: -81.20 | |   |
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| Meistaramot Hugsins 2017 (sudur) | Reykjavik | ISL | 2017-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1408 | 1407 | 1.00 | 6 | -1.89 | 40 | -75.60 | |
|  Gardarsson, Hordur | | | 1710 | ISL | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Hjaltason, Elvar Orn | | | 1630 | ISL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Kristbergsson, Bjorgvin | | | 1054 | ISL | 0.00 | 1 | -0.89 | 40 | -35.60 | | | Steinthorsson, Birgir Logi | | | 1024 | ISL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Briem, Hedinn | | | 1624 | ISL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Johannsson, Hjortur Yngvi | | | 1403 | ISL | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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) | | | | Icelandic Team Championship 2017-18 4th division Round 1-4 | Reykjavik | ISL | 2017-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1495 | 1405 | 1.50 | 4 | -0.14 | 40 | -5.60 | |
| | Runarsson, Gunnar | | | 1805 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Skarphedinsson, Ingvar Wu | | | 1058 | ISL | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Gudmundsson, Gunnar Erik | | | 1361 | ISL | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Einarsson, Oskar Long | | | 1757 | ISL | 0.00 | 1 | -0.11 | 40 | -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) | | |
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