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Individual Calculations July 2012 |
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| Jonsson, Gauti Pall Total change: 1.20 | |   |
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| Championship of Northern part of Iceland | Akureyri | ISL | 2012-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1480 | 1.00 | 3 | 0.49 | 30 | 14.70 | |
|  Eiriksson, Sigurdur | | | 1880 * | ISL | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Karason, Askell O | | | 1880 * | ISL | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Einarsson, Oskar Long | | | 1587 | ISL | 1.00 | 1 | 0.65 | 30 | 19.50 | | | * 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 Chess School Championship | Reykjavik | ISL | 2012-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1493 | 1480 | 1.00 | 3 | -0.45 | 30 | -13.50 | |
| | Stefansson, Vignir Vatnar | | | 1512 | ISL | 0.00 | 1 | -0.46 | 30 | -13.80 | | | Davidsdottir, Nansy | | | 1443 | ISL | 0.50 | 1 | -0.05 | 30 | -1.50 | | | Kolka, Dawid | | | 1524 | ISL | 0.50 | 1 | 0.06 | 30 | 1.80 | |
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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