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Individual Calculations April 2018 |
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| Ingvason, Johann Total change: 17.60 | |   |
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| Icelandic Team Championship 2017-18 - 2nd division Round 5-7 | Reykjavik | ISL | 2018-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 2126 | 2.50 | 3 | 0.40 | 20 | 8.00 | |
|  Viglundsson, Bjorgvin | | | 2147 | ISL | 0.50 | 1 | 0.03 | 20 | 0.60 | |  Vigfusson, Vigfus | | | 1969 | ISL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Magnusson, Audbergur | | | 1726 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | GAMMA Reykjavik Open 2018 - Bobby Fischer Memorial | Reykjavik | ISL | 2018-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2126 | 3.50 | 8 | 0.48 | 20 | 9.60 | |
| | Norowitz, Yaacov | m | | 2412 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Midoux, Sebastien | | | 2319 | FRA | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Thorhallsson, Throstur | g | | 2419 | ISL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Kantorik, Marian | m | | 2313 | SVK | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Chan, Daniel | | | 1816 | ARG | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Coffman, Charles Z | | | 1814 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Bewersdorff, Oliver | f | | 2312 | GER | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Unuk, Laura | | wm | 2346 | SLO | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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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