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Individual Calculations July 2009 |
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| Thorsteinsson, Thorsteinn Total change: -1.95 | |   |
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| Icelandic Team Champ div 2 | Akureyri | ISL | 2009-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2140 | 2288 | 2.50 | 3 | 0.42 | 15 | 6.30 | |
|  Steindorsson, Sigurdur P | | | 2212 | ISL | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Gunnarsson, Magnus | | | 2117 | ISL | 1.00 | 1 | 0.27 | 15 | 4.05 | |  Gudmundsson, Stefan Freyr | | | 2092 | ISL | 0.50 | 1 | -0.25 | 15 | -3.75 | |
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) | | | | Reykjavík Open | Reykjavík | ISL | 2009-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2298 | 2288 | 4.50 | 9 | 0.20 | 15 | 3.00 | |
| | Finnbogadottir, Tinna Kristin | | | 1938 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Danielsen, Henrik | g | | 2482 | ISL | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Bhat, Vinay S | g | | 2495 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Shytaj, Luca | m | | 2453 | ITA | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Nataf, Igor-Alexandre | g | | 2533 | FRA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Grandelius, Nils | m | | 2464 | SWE | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Filosof, Asi | | | 1986 | ISR | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Bjornsson, Sverrir Orn | | | 2161 | ISL | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Asgeirsson, Heimir | | | 2171 | ISL | 0.50 | 1 | -0.16 | 15 | -2.40 | |
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) | | | | Skakmot Odlinga 2009 | Reykjavik | ISL | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 2288 | 4.50 | 7 | -0.75 | 15 | -11.25 | |
| | Jonsson, Sigurdur H | | | 1938 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Valtysson, Thor | | | 2090 | ISL | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Gunnarsson, Magnus | | | 2118 | ISL | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Bjornsson, Eirikur K | | | 2046 | ISL | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Sigurdsson, Pall | | | 1938 | ISL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Thorsteinsson, Bjorn | | | 2204 | ISL | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Halldorsson, Bragi | | | 2238 | ISL | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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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