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Individual Calculations April 2024 |
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| Geirsson, Kristjan Total change: 7.20 | |   |
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| Skakmot odlinga 2024 Round 3-6 | Reykjavik | ISL | 2024-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1717 | 2.50 | 3 | 0.45 | 20 | 9.00 | |
|  Sigurjonsson, Ketill | | | 1317 * | ISL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Maggason, Oskar | | | 1749 | ISL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Fridthjofsdottir, Sigurl. Regina | | | 1593 | ISL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * 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) | | | | Icelandic Team Championship 2023-24 - 1st div. Round 5-7 | Reykjavik | ISL | 2024-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1819 | 0.50 | 3 | -0.17 | 20 | -3.40 | |
| | Skarphedinsson, Ingvar Wu | | | 2048 | ISL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Johannsson, Birkir Isak | | | 2161 | ISL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Bjarnason, Kristinn | | | 1934 | ISL | 0.50 | 1 | 0.16 | 20 | 3.20 | |
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) | | | | Reykjavik Open 2024 | Reykjavik | ISL | 2024-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1819 | 4.00 | 9 | 0.08 | 20 | 1.60 | |
| | Eiriksson, Theodor | | | 1579 | ISL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Van Veenendaal, Elmer | | | 2027 | NED | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Gudmundsson, Eirikur Orri | | | 1536 | ISL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Halldorsson, Bragi | | | 2056 | ISL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Fridjonsson, Julius | | | 2070 | ISL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Jonsdottir, Katrin Maria | | | 1525 | ISL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Dietzsch, Herbert | | | 1998 | GER | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Franco, Gaston | | | 2021 | ARG | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Gurner, Jem | c | | 1968 | JCI | 0.00 | 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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