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Individual Calculations June 2017 |
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| Birkisson, Bardur Orn Total change: 2.40 | |   |
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| Icelandic Chess Championship 2017 | Hafnafjordur | ISL | 2017-05-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2402 | 2162 | 2.00 | 9 | 0.07 | 40 | 2.80 | |
|  Kjartansson, Gudmundur | m | | 2437 | ISL | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Steingrimsson, Hedinn | g | | 2562 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thorfinnsson, Bjorn | m | | 2407 | ISL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Stefansson, Vignir Vatnar | f | | 2334 | ISL | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Kjartansson, David | f | | 2389 | ISL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Ragnarsson, Dagur | f | | 2320 | ISL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Stefansson, Hannes | g | | 2562 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Gislason, Gudmundur | f | | 2336 | ISL | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Bjornsson, Sigurbjorn | f | | 2268 | ISL | 0.00 | 1 | -0.36 | 40 | -14.40 | | | * 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) | | | | Meistaramot Skakskola Islands 2017 a-flokkur | Reykjavik | ISL | 2017-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 2162 | 3.50 | 5 | -0.01 | 40 | -0.40 | |
| | Davidsson, Oskar Vikingur | | | 1797 | ISL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Birkisson, Bjorn Holm | | | 2077 | ISL | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Jonsson, Gauti Pall | | | 2028 | ISL | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Heimisson, Hilmir Freyr | | | 2144 | ISL | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Mai, Aron Thor | | | 1942 | ISL | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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