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Individual Calculations November 2009 |
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| Bergsson, Stefan Total change: 12.60 | |   |
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| Icelandic Chess Championship - Candidate Section | Reykjavik | ISL | 2009-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 2070 | 5.50 | 8 | 0.21 | 15 | 3.15 | |
|  Kjartansson, Dagur | | | 1670 * | ISL | 0.00 | 1 | -0.92 | 15 | -13.80 | |  Gardarsson, Hordur | | | 1884 | ISL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Andrason, Pall | | | 1670 * | ISL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Leifsson, Thorsteinn | | | 1814 | ISL | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Kristinsson, Bjarni Jens | | | 1985 | ISL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Jonsson, Olafur Gisli | | | 1899 | ISL | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Bjarnason, Saevar | m | | 2171 | ISL | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Gretarsson, Hjorvar Steinn | | | 2320 | ISL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | * 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 Championship - Candidate Section (playoff) | Reykjavik | ISL | 2009-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2172 | 2070 | 1.50 | 4 | 0.04 | 15 | 0.60 | |
| | Rodriguez Fonseca, Jorge | | | 2018 | ESP | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Bjarnason, Saevar | m | | 2171 | ISL | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Olafsson, Thorvardur | | | 2211 | ISL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Thorsteinsson, Thorsteinn | f | | 2286 | ISL | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | Bolungarvik Chess Club International | Reykjavik | ISL | 2009-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2285 | 2070 | 2.50 | 8 | 0.50 | 15 | 7.50 | |
| | Lund, Silas | m | | 2392 | DEN | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Ivanov, Mikhail M | g | | 2459 | RUS | 0.50 | 1 | 0.41 | 15 | 6.15 | | | Arngrimsson, Dagur | m | | 2396 | ISL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Hansen, Soren Bech | f | | 2284 | DEN | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Rodriguez Fonseca, Jorge | | | 2018 | ESP | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Ingvason, Johann | | | 2119 | ISL | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Einarsson, Halldor | f | | 2255 | ISL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Thorfinnsson, Bragi | m | | 2360 | ISL | 0.50 | 1 | 0.34 | 15 | 5.10 | |
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 Team Champ 2009-2010 2 div (r1-4) | Reykjavik | ISL | 2009-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1888 | 2070 | 1.50 | 2 | 0.09 | 15 | 1.35 | |
| | Johannsdottir, Johanna Bjorg | | | 1721 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Magnusson, Magnus | | | 2055 | ISL | 0.50 | 1 | -0.02 | 15 | -0.30 | |
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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