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Individual Calculations December 2021 |
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| Kjartansson, Matthias Bjorgvin Total change: 73.20 | |   |
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| U2000 motid 2021 | REykjavik | ISL | 2021-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1604 | 1411 | 1.50 | 5 | 0.06 | 40 | 2.40 | |
|  Gudmundsson, Gunnar Erik | | | 1811 * | ISL | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Jonsson, Kristjan Dagur | | | 1811 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Johannsson, Markus Orri | | | 1151 | ISL | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Magnusson, Thorsteinn | | | 1623 | ISL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Stefansson, David | | | 1623 | ISL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * 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) | | | | Hasselbacken Chess Open 2021 Lang | Stockholm | SWE | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 1454 | 2.50 | 4 | 1.77 | 40 | 70.80 | |
| | Hagstrom, Jacob 1994 | | | 1698 | SWE | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Nilsson, Oliver | | | 1795 | SWE | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Lundberg, Daniel 1971 | | | 1741 | SWE | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Joensson, Claes | | | 1646 | SWE | 1.00 | 1 | 0.75 | 40 | 30.00 | |
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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