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Individual Calculations May 2012 |
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| Johannesson, Ingvar Thor Total change: 0.75 | |   |
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| Icelandic Team Championship 2011-2012 1 div Round 5-7 | Selfoss | ISL | 2012-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2331 | 2.50 | 3 | 0.48 | 15 | 7.20 | |
|  Halldorsson, Halldor | | | 2213 | ISL | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Teitsson, Magnus | | | 2220 | ISL | 1.00 | 1 | 0.35 | 15 | 5.25 | |  Ornolfsson, Magnus P | | | 2175 | ISL | 0.50 | 1 | -0.21 | 15 | -3.15 | |
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) | | | | Reykjavik Chess Open 2012 | Reykjavik | ISL | 2012-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2331 | 5.50 | 9 | -0.43 | 15 | -6.45 | |
| | Antonsson, Atli | | | 1931 * | ISL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Kryvoruchko, Yuriy | g | | 2666 | UKR | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Jonsson, Pall Leo | | | 2057 | ISL | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Ingvason, Johann | | | 2132 | ISL | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Bjornsson, Sverrir Orn | | | 2153 | ISL | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Skoien, Havard | | | 2121 | NOR | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Ipatov, Alexander | g | | 2561 | TUR | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Marzano, Carlo | | | 2164 | ITA | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Murray, Mike | | | 2007 | CAN | 1.00 | 1 | 0.13 | 15 | 1.95 | | | * 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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