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Individual Calculations November 2021 |
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| Ptacnikova, Lenka Total change: 65.20 | |   |
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| Haustmot TR A-Flokkur 2021 | Reykjavik | ISL | 2021-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 2127 | 6.00 | 9 | 2.17 | 20 | 43.40 | |
|  Ragnarsson, Dagur | f | | 2376 | ISL | 1.00 | 1 | 0.81 | 20 | 16.20 | |  Stefansson, Vignir Vatnar | m | | 2383 | ISL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Halldorsson, Jon Arni | | | 2103 | ISL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Briem, Stephan | | | 2095 | ISL | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Bjarnason, Saevar | m | | 2048 | ISL | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Karlsson, Mikael Johann | | | 2067 | ISL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Gretarsson, Hjorvar Steinn | g | | 2527 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ornolfsson, Magnus P. | | | 2211 | ISL | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Briem, Benedikt | | | 1950 | ISL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | * 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 2021-22 - premier league Round 1-5 | Reykjavik | ISL | 2021-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2093 | 2127 | 2.50 | 3 | 0.87 | 20 | 17.40 | |
| | Olafsson, Thorvardur | | | 2155 | ISL | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Palsson, Halldor | | | 1978 | ISL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Bergsson, Stefan | | | 2147 | ISL | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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 Team Chess Championship 2021-22 - 1st div. Round 1-4 | Reykjavik | ISL | 2021-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2135 | 1.00 | 1 | 0.22 | 20 | 4.40 | |
| | Sigurdsson, Pall | | | 1919 | ISL | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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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