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Individual Calculations May 2011 |
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| Fridthjofsdottir, Sigurl Regina Total change: -20.55 | |   |
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| Icelandic Team Tournament 2010-2011 3 div | Reykjavik | ISL | 2011-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1808 | 0.00 | 2 | -0.60 | 15 | -9.00 | |
|  Karlsson, Bjorn-Ivar | | | 2208 * | ISL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Johannsdottir, Johanna Bjorg | | | 1795 | ISL | 0.00 | 1 | -0.52 | 15 | -7.80 | | | * 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) | | | | Reykjavik Open 2011 | Reykjavik | ISL | 2011-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2014 | 1808 | 2.00 | 8 | -0.05 | 15 | -0.75 | |
| | Stigar, Petter | f | | 2208 * | NOR | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Steil-Antoni, Fiona | | wm | 2117 | LUX | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Larusson, Petur Atli | | | 2095 | ISL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Willis, Brad | | | 2090 | CAN | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Stefansson, Vignir Vatnar | | | 1501 | ISL | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Plug, Arjan | | | 1965 | NED | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Rehfeldt, Frank | | | 2091 | GER | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Will, Matthias | | | 2047 | GER | 0.00 | 1 | -0.20 | 15 | -3.00 | | | * 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 Championship 2011 Candidates | Reykjavik | ISL | 2011-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1808 | 0.50 | 4 | -0.72 | 15 | -10.80 | |
| | Ragnarsson, Johann | | | 2089 | ISL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Thorhallsson, Gylfi | | | 2200 | ISL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Sigurdsson, Birkir Karl | | | 1481 | ISL | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Maack, Kjartan | | | 2157 | ISL | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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