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Individual Calculations March 2015 |
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| Thorfinnsson, Bjorn Total change: 30.20 | |   |
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| Reykjavik Chess Championship 2015 | Reykjavik | ISL | 2015-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 2373 | 6.50 | 9 | -0.49 | 10 | -4.90 | |
|  Jonasson, Hordur | | | 1973 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Benediktsson, Thorir | | | 1973 * | ISL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bjarnason, Saevar | m | | 2114 | ISL | 0.00 | 1 | -0.82 | 10 | -8.20 | | | Jonsson, Olafur Gisli | | | 1973 * | ISL | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Baldvinsson, Loftur | | | 1987 | ISL | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Ingvason, Johann | | | 2126 | ISL | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Arngrimsson, Dagur | m | | 2368 | ISL | 1.00 | 1 | 0.49 | 10 | 4.90 | | | Johannesson, Oliver | | | 2170 | ISL | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Gunnarsson, Jon Viktor | m | | 2433 | ISL | 0.00 | 1 | -0.42 | 10 | -4.20 | | | * 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) | | | | The Bunratty Classic 2015 | Bunratty | IRL | 2015-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2457 | 2373 | 7.00 | 9 | 3.51 | 10 | 35.10 | |
| | Thorfinnsson, Bragi | m | | 2432 | ISL | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Tan, Justin | f | | 2383 | AUS | 1.00 | 1 | 0.51 | 10 | 5.10 | | | Collins, Sam E. | m | | 2491 | IRL | 1.00 | 1 | 0.66 | 10 | 6.60 | | | Trent, Lawrence | m | | 2470 | ENG | 1.00 | 1 | 0.63 | 10 | 6.30 | | | Williams, Simon K | g | | 2434 | ENG | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Maze, Sebastien | g | | 2585 | FRA | 1.00 | 1 | 0.77 | 10 | 7.70 | | | D`costa, Lorin A R | m | | 2430 | ENG | 1.00 | 1 | 0.58 | 10 | 5.80 | | | Galego, Luis | g | | 2461 | POR | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Hunt, Adam C | m | | 2428 | ENG | 0.50 | 1 | 0.08 | 10 | 0.80 | |
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) | | |
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