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Individual Calculations August 2015 |
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| Birkir, Isak Johannsson Total change: 19.60 | |   |
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| Sumarsyrpa Breidabliks #1 | Kopavogur | ISL | 2015-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1217 | 1313 | 3.00 | 4 | 0.49 | 40 | 19.60 | |
|  Gabriel, Saer Bjarnthorsson | | | 1083 | ISL | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Hjortur, Kristjansson | | | 1300 | ISL | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Nikulas, Ymir Valgeirsson | | | 1197 | ISL | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Atli, Mar Baldursson | | | 1287 | ISL | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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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