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Individual Calculations May 2010 |
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| Leifsson, Thorsteinn Total change: -31.65 | |   |
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| Reykjavik Open | Reykjavik | ISL | 2010-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1821 | 2.00 | 9 | -2.05 | 15 | -30.75 | |
|  Thorfinnsson, Bjorn | m | | 2221 * | ISL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Hjartarson, Bjarni | | | 2162 | ISL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Kjartansson, Dagur | | | 1485 | ISL | 0.50 | 1 | -0.38 | 15 | -5.70 | | | Brynjarsson, Eirikur Orn | | | 1653 | ISL | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Helgadottir, Sigridur Bjorg | | | 1725 | ISL | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Einarsson, Halldor | f | | 2221 * | ISL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Bick, John D | f | | 2221 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Sigurdsson, Birkir Karl | | | 1446 | ISL | 0.50 | 1 | -0.41 | 15 | -6.15 | | | Sverrisson, Nokkvi | | | 1784 | ISL | 0.00 | 1 | -0.55 | 15 | -8.25 | | | * 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 Team Champ 2009-2010 2. div | Reykjavik | ISL | 2010-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 1804 | 0.00 | 1 | -0.37 | 15 | -5.55 | |
| | Ingibergsson, Valgard | | | 1902 | ISL | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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 3. div | Reykjavik | ISL | 2010-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 1804 | 0.50 | 1 | 0.42 | 15 | 6.30 | |
| | Thorsteinsson, Arnar | | | 2204 * | ISL | 0.50 | 1 | 0.42 | 15 | 6.30 | | | * 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 Champ 2010 Challengers | Reykjavik | ISL | 2010-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 1804 | 2.50 | 5 | -0.11 | 15 | -1.65 | |
| | Fridthjofsdottir, Sigurl Regin | | | 1810 | ISL | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Hjartarson, Bjarni | | | 2112 | ISL | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Johannsdottir, Johanna Bjorg | | | 1714 | ISL | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Kristinardottir, Elsa Maria | | | 1720 | ISL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Hauksdottir, Hrund | | | 1616 | ISL | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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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