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Individual Calculations December 2018 |
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| Haraldsson, Haraldur Total change: 10.80 | |   |
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| U-2000 mot TR | Reykjavik | ISL | 2018-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1703 | 1958 | 6.50 | 7 | 0.93 | 20 | 18.60 | |
|  Olafsson, Arni | | | 1558 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Geirsson, Kristjan | | | 1616 | ISL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Hauksson, Bjorgvin Jonas | | | 1744 | ISL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Haraldsson, Sigurjon | | | 1765 | ISL | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Fivelstad, Jon Olav | | | 1928 | NOR | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Gunnarsson, Helgi Petur | | | 1711 | ISL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Fridthofsson, Sigurjon Thor | | | 1599 | ISL | 1.00 | 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 Chess Championship 2018-19 2nd division Round 1-4 | Reykjavik | ISL | 2018-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1958 | 2.00 | 4 | -0.39 | 20 | -7.80 | |
| | Baldursson, Haraldur | | | 1984 | ISL | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Heidarsson, Arnar | | | 1850 | ISL | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Mogensen, Asgeir | | | 1931 | ISL | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Sigurdsson, Arnljotur | | | 1774 | ISL | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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