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Individual Calculations December 2018 |
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| Davidsson, Stefan Orri Total change: 66.00 | |   |
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| Icelandic Team Chess Championship 2018-19 3rd division Round 1-4 | Reykjavik | ISL | 2018-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1464 | 0.50 | 1 | 0.42 | 40 | 16.80 | |
|  Valtysson, Thor | | | 1864 * | ISL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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 Chess Championship 2018-19 4th Division Round 1-4 | Reykjavik | ISL | 2018-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1387 | 1464 | 3.00 | 3 | 1.23 | 40 | 49.20 | |
| | Hardarson, Gudni Karl | | | 1193 | ISL | 1.00 | 1 | 0.17 | 40 | 6.80 | |  Thorisson, Benedikt | | | 1366 | ISL | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Jensson, Erlingur | | | 1603 | ISL | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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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