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Individual Calculations May 2012 |
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| Sigurdsson, Birkir Karl Total change: 12.00 | |   |
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| Icelandic Team Championship 2011-2012 4 div Round 5-7 | Selfoss | ISL | 2012-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1716 | 0.50 | 2 | 0.08 | 15 | 1.20 | |
|  Hermannsson, Tomas | | | 2116 * | ISL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Haraldsson, Sigurjon | | | 1834 | ISL | 0.50 | 1 | 0.16 | 15 | 2.40 | | | * 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 Chess Open 2012 | Reykjavik | ISL | 2012-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 1716 | 2.00 | 8 | 0.86 | 15 | 12.90 | |
| | Jensson, Einar Hjalti | | | 2116 * | ISL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Murray, Mike | | | 2007 | CAN | 0.50 | 1 | 0.35 | 15 | 5.25 | | | Bjornsson, Eirikur K | | | 2000 | ISL | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Andersson, Christin | | wm | 2102 | SWE | 0.50 | 1 | 0.41 | 15 | 6.15 | | | Lee, Kai Jie Edward | | | 2093 | SIN | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Calder, Dennis | | | 1948 | GER | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Sverrisson, Nokkvi | | | 1928 | ISL | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Haga, Halvor | | | 2032 | NOR | 0.00 | 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) | | | | Skakthing Islands 2012 - Askorendaflokkur | Reykjavik | ISL | 2012-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1716 | 4.00 | 8 | -0.14 | 15 | -2.10 | |
| | Sigurdsson, Pall | | | 2003 | ISL | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Magnusson, Magnus | | | 1982 | ISL | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Petersson, Baldur Teodor | | | 1523 | ISL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Valdimarsson, Einar | | | 1851 | ISL | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Vignisson, Ingvar Egill | | | 1558 | ISL | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Hauksdottir, Hrund | | | 1627 | ISL | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Lee, Gudmundur Kristinn | | | 1640 | ISL | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Stefansson, Vignir Vatnar | | | 1474 | ISL | 0.50 | 1 | -0.30 | 15 | -4.50 | |
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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