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Individual Calculations March 2010 |
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| Stefansson, Fridrik Thjalfi Total change: 17.55 | |   |
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| Hellir Youth III International 2010 | Kopavogur | ISL | 2010-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 1752 | 2.50 | 4 | 0.53 | 15 | 7.95 | |
|  Sigurdarson, Emil | | | 1609 | ISL | 1.00 | 1 | 0.31 | 15 | 4.65 | |  Berggren Torell, Harald | | | 1983 | SWE | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Olofsson-Dolk, Mattis | | | 1987 | SWE | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Steingrimsson, Brynjar | | | 1437 | ISL | 1.00 | 1 | 0.14 | 15 | 2.10 | |
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) | | | | Reykjavik Championship 2010 | Reykjavik | ISL | 2010-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1752 | 2.00 | 5 | 0.64 | 15 | 9.60 | |
| | Hjartarson, Bjarni | | | 2152 * | ISL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Sigurdsson, Birkir Karl | | | 1446 | ISL | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Ragnarsson, Johann | | | 2140 | ISL | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Rodriguez Fonseca, Jorge | | | 2037 | ESP | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Bjornsson, Eirikur K | | | 2025 | ISL | 0.50 | 1 | 0.33 | 15 | 4.95 | | | * 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) | | |
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