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Individual Calculations July 2009 |
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| Hreinsson, Hlidar Total change: 39.50 | |   |
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| Icelandic Team Champ div 2 | Akureyri | ISL | 2009-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2218 | 2236 | 2.50 | 3 | 0.92 | 25 | 23.00 | |
|  Arnarson, Sigurdur | | | 2083 | ISL | 1.00 | 1 | 0.30 | 25 | 7.50 | |  Bergmann, Haukur | | | 2134 | ISL | 1.00 | 1 | 0.36 | 25 | 9.00 | | | Johansson, Jan | m | | 2437 | SWE | 0.50 | 1 | 0.26 | 25 | 6.50 | |
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) | | | NOTE: K factor changed | | Haukar Inv 2009 pre 4 | Reykjavik | ISL | 2009-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 2236 | 4.50 | 5 | 0.45 | 15 | 6.75 | |
| | Traustason, Ingi Tandri | | | 1886 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Magnusson, Patrekur Maron | | | 1936 | ISL | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Magnusson, Audbergur | | | 1886 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Valdimarsson, Einar | | | 1886 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Olafsson, Thorvardur | | | 2212 | ISL | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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) | | | NOTE: K factor changed | | Haukar Inv 2009 Final A | Reykjavik | ISL | 2009-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2119 | 2236 | 4.50 | 6 | 0.65 | 15 | 9.75 | |
| | Bjornsson, Sverrir Orn | | | 2154 | ISL | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Rodriguez Fonseca, Jorge | | | 2051 | ESP | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Ottesen, Oddgeir | | | 1886 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Gretarsson, Hjorvar Steinn | | | 2287 | ISL | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Ptacnikova, Lenka | | wg | 2243 | ISL | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Gudmundsson, Stefan Freyr | | | 2092 | ISL | 0.50 | 1 | -0.19 | 15 | -2.85 | |
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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