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Individual Calculations March 2023 |
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| Briem, Stephan Total change: 1.40 | |   |
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| Skakthing Reykjavikur 2023 | Reykjavik | ISL | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 2128 | 6.00 | 9 | -0.20 | 20 | -4.00 | |
|  Gudnyjarson, Sigurdur Pall | | | 1728 * | ISL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Fridthjofsson, Sigurjon Thor | | | 1797 | ISL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Stefansson, Vignir Vatnar | m | | 2458 | ISL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Sigurdarson, Emil | | | 1855 | ISL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Kjartansson, Dagur | | | 1839 | ISL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Thorsteinsson, Thorsteinn Jakob F | | | 1742 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Heidarsson, Arnar Milutin | | | 2032 | ISL | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Ptacnikova, Lenka | | wg | 2104 | ISL | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Briem, Benedikt | | | 2101 | ISL | 0.50 | 1 | -0.04 | 20 | -0.80 | | | * 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) | | | | Skakhatid Fulltingis 2023 A flokkur 4-7 | Gardabaer | ISL | 2023-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2306 | 2128 | 2.00 | 4 | 0.88 | 20 | 17.60 | |
| | Halldorsson, Halldor | c | | 2199 | ISL | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Gunnarsson, Jon Viktor | m | | 2456 | ISL | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Ragnarsson, Dagur | f | | 2347 | ISL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Thorsteinsson, Thorsteinn | f | | 2223 | ISL | 0.50 | 1 | 0.13 | 20 | 2.60 | |
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) | | | | Kragero Resort Chess International 2023 Title group | Kragero | NOR | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2141 | 4.50 | 9 | -0.61 | 20 | -12.20 | |
| | Mendonca, Leon Luke | g | | 2541 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Tenold, Andreas | | | 2008 | NOR | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Manukyan, Hayk T. | | | 1974 | ARM | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Hestholm, Gustav | | | 1885 | NOR | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Melkevik, Johannes | c | | 1917 | NOR | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Stangl, Anita, Dr. | | wf | 2013 | GER | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Hammari, Vinjar | | | 1896 | NOR | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Domalchuk-Jonasson, Aleksandr | f | | 2336 | ISL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Rakhmangulova, Anastasiya | | wm | 2275 | UKR | 0.50 | 1 | 0.18 | 20 | 3.60 | | | * 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) | | |
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