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Individual Calculations April 2017 |
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| Johannsson, Orn Leo Total change: 5.60 | |   |
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| Icelandic Team Championship 2016-17 - 1st division Round 6-9 | Reykjavik | ISL | 2017-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2301 | 2230 | 3.00 | 4 | 1.39 | 20 | 27.80 | |
|  Thorhallsson, Throstur | g | | 2419 | ISL | 0.50 | 1 | 0.25 | 20 | 5.00 | |  Hansen, Soren Bech | f | | 2198 | DEN | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Halldorsson, Halldor | | | 2273 | ISL | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Gislason, Gudmundur | f | | 2314 | ISL | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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) | | | | Skakthing Nordlendinga 2017 - rounds 5-7 | Saudarkrokur | ISL | 2017-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 2230 | 1.00 | 3 | -1.11 | 20 | -22.20 | |
| | Johannesson, Ingvar Thor | f | | 2359 | ISL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Steingrimsson, Karl Egill | | | 1830 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Haraldsson, Haraldur | | | 1920 | ISL | 0.00 | 1 | -0.86 | 20 | -17.20 | | | * 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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