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Individual Calculations November 2021 |
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| Gretarsson, Hjorvar Steinn Total change: -2.50 | |   |
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| Haustmot TR A-Flokkur 2021 | Reykjavik | ISL | 2021-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2597 | 9.00 | 9 | 1.02 | 10 | 10.20 | |
|  Briem, Stephan | | | 2197 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Karlsson, Mikael Johann | | | 2197 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ornolfsson, Magnus P. | | | 2211 | ISL | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Ragnarsson, Dagur | f | | 2376 | ISL | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Halldorsson, Jon Arni | | | 2197 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bjarnason, Saevar | m | | 2197 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ptacnikova, Lenka | | wg | 2197 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Briem, Benedikt | | | 2197 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Stefansson, Vignir Vatnar | m | | 2383 | ISL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | * 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 |
| 2482 | 2597 | 2.00 | 5 | -1.27 | 10 | -12.70 | |
| | Stefansson, Vignir Vatnar | m | | 2383 | ISL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Steingrimsson, Hedinn | g | | 2519 | ISL | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Kjartansson, Gudmundur | g | | 2447 | ISL | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Hjartarson, Johann | g | | 2519 | ISL | 0.00 | 1 | -0.61 | 10 | -6.10 | | | Hillarp Persson, Tiger | g | | 2541 | SWE | 0.50 | 1 | -0.08 | 10 | -0.80 | |
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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