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Individual Calculations January 2018 |
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| Johannsson, Birkir Isak Total change: 17.20 | |   |
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| U-2000 mot TR 2017 | Reykjavik | ISL | 2017-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1665 | 1678 | 3.00 | 5 | 0.43 | 40 | 17.20 | |
|  Briem, Stephan | | | 1895 | ISL | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Jonasson, Hordur | | | 1508 | ISL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Briem, Benedikt | | | 1435 | ISL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Jonatansson, Sigurdur Freyr | | | 1645 | ISL | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Thorsteinsson, Hilmar Gardars | | | 1842 | ISL | 0.50 | 1 | 0.22 | 40 | 8.80 | |
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) | | |
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