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Rapid:
Individual Calculations January 2022 |
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| Stefansson, Vignir Vatnar Total change: 29.40 | |   |
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| Atskakmot Reykjavikur 2021 | Reykjavik | ISL | 2021-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1767 | 2235 | 7.50 | 8 | 0.87 | 20 | 17.40 | |
|  Helgadottir, Idunn | | | 1500 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | |  Hauksson, Helgi | | | 1500 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Skarphedinsson, Ingvar Wu | | | 1500 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Gunnarsson, Arnar | m | | 2366 | ISL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Heidarsson, Mikael Bjarki | | | 1500 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Ptacnikova, Lenka | | wg | 2183 | ISL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Jonsson, Gauti Pall | | | 2005 | ISL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bjarkason, Brynjar | | | 1585 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | |
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) | | | | Ungmennameistaramot Islands - Meistaramot Skakskola Islands 2021 Round 1-2 | Reykjavik | ISL | 2021-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1626 | 2279 | 1.50 | 2 | -0.47 | 20 | -9.40 | |
| | Thorisson, Benedikt | | | 1544 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Heidarsson, Arnar Milutin | | | 1707 | ISL | 0.50 | 1 | -0.48 | 20 | -9.60 | |
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) | | | | Icelandic Rapid Championship 2021 | Reykjavik | ISL | 2021-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2279 | 8.00 | 9 | 1.07 | 20 | 21.40 | |
| | Gudmundsson, Gunnar Erik | | | 1544 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Hauksson, Hordur Aron | | | 1882 | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jensson, Einar Hjalti | m | | 2421 | ISL | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Gretarsson, Hjorvar Steinn | g | | 2549 | ISL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Thorsteinsdottir, Hallgerdur | | wf | 1865 | ISL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Ingvason, Johann | | | 2020 | ISL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Heidarsson, Arnar Milutin | | | 1707 | ISL | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Jonsson, Gauti Pall | | | 2014 | ISL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Briem, Benedikt | | | 1561 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | |
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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