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Individual Calculations March 2023 |
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| Domalchuk-Jonasson, Aleksandr Total change: -17.60 | |   |
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| Skakthing Reykjavikur 2023 | Reykjavik | ISL | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2352 | 7.00 | 9 | -0.10 | 20 | -2.00 | |
|  Bjarkason, Brynjar | | | 1952 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kjartansson, Dagur | | | 1839 | ISL | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Heidarsson, Arnar Milutin | | | 2032 | ISL | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Thorisson, Benedikt | | | 1752 | ISL | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Kjartansson, David | m | | 2293 | ISL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Mai, Alexander Oliver | | | 2119 | ISL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Stefansson, Vignir Vatnar | m | | 2458 | ISL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Jonsson, Gauti Pall | | | 2045 | ISL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Ingvason, Johann | | | 2132 | ISL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | * 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) | | | | Skakhatid Fulltingis 2023 A flokkur 4-7 | Gardabaer | ISL | 2023-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2352 | 1.00 | 2 | -0.50 | 20 | -10.00 | |
| | Jonasson, Benedikt | f | | 2150 | ISL | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Bergsson, Stefan | | | 2172 | ISL | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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) | | | | Nordic Youth Championship 2023 A | Oslo | NOR | 2023-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2336 | 5.00 | 6 | 1.19 | 20 | 23.80 | |
| | Dingertz, Erik | | | 2016 | SWE | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Liu, Casper | f | | 2239 | DEN | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Ostlund, Joar | c | | 2267 | SWE | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Stefansson, Vignir Vatnar | m | | 2466 | ISL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Schouten, Mathias Lind | | | 2114 | NOR | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Meskenas, Paulius | | | 2253 | DEN | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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) | | | | Kragero Resort Chess International 2023 Title group | Kragero | NOR | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2336 | 5.00 | 9 | -1.47 | 20 | -29.40 | |
| | Bogdanov, Artyom | | | 1979 | KAZ | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Stremavicius, Titas | g | | 2540 | LTU | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Mierins, Emils Janis | | | 2147 | LAT | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Briem, Benedikt | | | 2097 | ISL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Vingris, Mikelis | | | 2030 | LAT | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Oksendal, Martin | | | 2041 | NOR | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Olde, Margareth | | wm | 2244 | EST | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Briem, Stephan | | | 2141 | ISL | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Ostensen, Nicolai Maxime | | | 2184 | NOR | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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