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Individual Calculations December 2018 |
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| Briem, Hedinn Total change: 4.60 | |   |
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| U-2000 mot TR | Reykjavik | ISL | 2018-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1540 | 1612 | 4.50 | 7 | 0.51 | 20 | 10.20 | |
|  Kristbergsson, Bjorgvin | | | 1212 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Fivelstad, Jon Olav | | | 1928 | NOR | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Helgadottir, Idunn | | | 1212 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Aronsson, Gudmundur | | | 1573 | ISL | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Gunnarsson, Helgi Petur | | | 1711 | ISL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Petersen, Jakob Alexander | | | 1496 | ISL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Thorsson, Pall | | | 1646 | ISL | 0.50 | 1 | 0.05 | 20 | 1.00 | | | * 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 3rd division Round 1-4 | Reykjavik | ISL | 2018-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1468 | 1612 | 1.00 | 2 | -0.28 | 20 | -5.60 | |
| | Sighvatsson, Palmi | | | 1710 | ISL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Moller, Tomas | | | 1225 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | |
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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