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Individual Calculations May 2017 |
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| Thorhallsson, Gylfi Total change: -31.00 | |   |
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| Skakmot odlinga 2017 | Reykjavik | ISL | 2017-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 2053 | 0.50 | 2 | -1.24 | 20 | -24.80 | |
|  Matthiasson, Magnus | | | 1694 | ISL | 0.00 | 1 | -0.90 | 20 | -18.00 | |  Fridthjofsdottir, Sigurl. Regina | | | 1764 | ISL | 0.50 | 1 | -0.34 | 20 | -6.80 | |
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) | | | | Askorendaflokkur Skakthings Islands 2017 | Kopavogur | ISL | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 2070 | 4.00 | 7 | -0.80 | 20 | -16.00 | |
| | Ragnarsson, Dagur | f | | 2316 | ISL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Sigurthorsson, Kristinn J | | | 1732 | ISL | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Einarsson, Oskar Long | | | 1681 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Vignisson, Ingvar Egill | | | 1693 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Viglundsson, Bjorgvin | | | 2143 | ISL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Briem, Hedinn | | | 1670 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Runarsson, Gunnar | | | 2006 | ISL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | * 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) | | | | GAMMA Reykjavik Open 2017 | Reykjavik | ISL | 2017-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 2070 | 5.00 | 9 | 0.49 | 20 | 9.80 | |
| | Shirov, Alexei | g | | 2470 * | LAT | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Eminov, Sinan | | | 1670 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Karavade, Eesha | m | wg | 2405 | IND | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Fridthjofsdottir, Sigurl. Regina | | | 1750 | ISL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Webb, Laurence E | f | | 2271 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Muhr, Andreas | | | 1801 | AUT | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Njardarson, Daniel Ernir | | | 1670 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Louis, Thibault | f | | 2202 | FRA | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Kniest, Oliver | f | | 2301 | GER | 0.00 | 1 | -0.21 | 20 | -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) | | |
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