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Individual Calculations January 2010 |
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| Karlsson, Mikael Johann Total change: 11.25 | |   |
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| Haustmot SA | Akureyri | ISL | 2009-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1702 | 2.50 | 6 | 1.37 | 15 | 20.55 | |
|  Arnarson, Sigurdur | | | 2066 | ISL | 0.50 | 1 | 0.40 | 15 | 6.00 | |  Halldorsson, Hjorleifur | | | 2005 | ISL | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Olafsson, Smari | | | 2078 | ISL | 0.50 | 1 | 0.41 | 15 | 6.15 | | | Thorgeirsson, Jon Kristinn | | | 1703 | ISL | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Sigurdarson, Tomas Veigar | | | 2034 | ISL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Arnarsson, Sveinn | | | 1961 | ISL | 0.50 | 1 | 0.32 | 15 | 4.80 | |
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) | | | | World Youth Chess Championship-u14 | Antalya | TUR | 2009-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1703 | 1.00 | 7 | -0.62 | 15 | -9.30 | |
| | Yuan, Yi | | | 2097 | AUS | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Manukyan, Sargis A. | | | 1949 | ARM | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Studer, Noel | | | 1974 | SUI | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Stoyanov, Ivaylo | | | 2031 | BUL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Gundogan, Cem | | | 1819 | TUR | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Koc, Omer Tarik | | | 1867 | TUR | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Petras, Marian | | | 1756 | SVK | 0.00 | 1 | -0.43 | 15 | -6.45 | |
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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