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Individual Calculations March 2023 |
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| Briem, Benedikt Total change: 29.75 | |   |
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| Skakthing Reykjavikur 2023 | Reykjavik | ISL | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 2101 | 6.50 | 9 | 0.74 | 25 | 18.50 | |
|  Eythorsson, Engilbert Vidar | | | 1701 * | ISL | 1.00 | 1 | 0.08 | 25 | 2.00 | |  Stefansson, David | | | 1620 | ISL | 1.00 | 1 | 0.05 | 25 | 1.25 | | | Omarsson, Adam | | | 1693 | ISL | 0.50 | 1 | -0.42 | 25 | -10.50 | | | Thorsteinsson, Thorsteinn Jakob F | | | 1742 | ISL | 0.50 | 1 | -0.40 | 25 | -10.00 | | | Skarphedinsson, Ingvar Wu | | | 1867 | ISL | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Kjartansson, David | m | | 2293 | ISL | 1.00 | 1 | 0.75 | 25 | 18.75 | | | Ingvason, Johann | | | 2132 | ISL | 0.50 | 1 | 0.04 | 25 | 1.00 | | | Stefansson, Vignir Vatnar | m | | 2458 | ISL | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Briem, Stephan | | | 2128 | ISL | 0.50 | 1 | 0.04 | 25 | 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) | | | | Skakhatid Fulltingis 2023 A flokkur 4-7 | Gardabaer | ISL | 2023-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2101 | 1.00 | 3 | -0.19 | 25 | -4.75 | |
| | Gunnarsson, Jon Viktor | m | | 2456 | ISL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Sigurdsson, Snorri Thor | | | 2021 | ISL | 1.00 | 1 | 0.39 | 25 | 9.75 | | | Mai, Alexander Oliver | | | 2119 | ISL | 0.00 | 1 | -0.47 | 25 | -11.75 | |
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) | | | | Nordic Youth Championship 2023 B | Oslo | NOR | 2023-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2045 | 2097 | 3.50 | 6 | 0.21 | 25 | 5.25 | |
| | Impivaara, Anton | | | 1697 * | FIN | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Shehzad, Shazil | | | 2225 | NOR | 0.50 | 1 | 0.17 | 25 | 4.25 | | | Apol, Luitjen Akselsson | | | 2160 | FAI | 0.50 | 1 | 0.09 | 25 | 2.25 | | | Austad, Eirik Strom | | | 2076 | NOR | 0.50 | 1 | -0.03 | 25 | -0.75 | | | Loftgaard, Mikkel Vinh | c | | 2166 | DEN | 0.00 | 1 | -0.40 | 25 | -10.00 | | | Nielsen-Refs, Karl-Emil Elmer | | | 1946 | DEN | 1.00 | 1 | 0.30 | 25 | 7.50 | | | * 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) | | | | Kragero Resort Chess International 2023 Title group | Kragero | NOR | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2097 | 4.50 | 9 | 0.43 | 25 | 10.75 | |
| | Kulaots, Kaido | g | | 2525 | EST | 0.00 | 1 | -0.07 | 25 | -1.75 | | | Fossheim, Yngve | | | 1980 | NOR | 1.00 | 1 | 0.34 | 25 | 8.50 | | | Doluhanova, Evgeniya | | wg | 2312 | UKR | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Domalchuk-Jonasson, Aleksandr | f | | 2336 | ISL | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Manukyan, Hayk T. | | | 1974 | ARM | 0.00 | 1 | -0.67 | 25 | -16.75 | | | Tenold, Andreas | | | 2008 | NOR | 0.50 | 1 | -0.12 | 25 | -3.00 | | | Francs, Marats | | | 2005 | LAT | 1.00 | 1 | 0.37 | 25 | 9.25 | | | Hausken, Andreas Skrede | | | 2007 | NOR | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Kreken, Eivind Grunt | | | 2192 | NOR | 0.50 | 1 | 0.13 | 25 | 3.25 | |
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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