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Individual Calculations March 2018 |
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| Halldorsson, Bragi Total change: 43.80 | |   |
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| Skakhatid Motx 2018 - Hvitir hrafnar | Reykjavik | ISL | 2018-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 2082 | 2.50 | 5 | 0.91 | 20 | 18.20 | |
|  Halldorsson, Bjorn | | | 2182 | ISL | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Thorvaldsson, Jonas | | | 2258 | ISL | 1.00 | 1 | 0.73 | 20 | 14.60 | |  Olafsson, Fridrik | g | | 2365 | ISL | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Thorvaldsson, Jon | | | 2170 | ISL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Fridjonsson, Julius | | | 2137 | ISL | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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) | | | | Skakthing Reykjavikur 2018 | Reykjavik | ISL | 2018-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 2082 | 6.00 | 9 | 1.28 | 20 | 25.60 | |
| | Alexandersson, Orn | | | 1682 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jensson, Einar Hjalti | m | | 2336 | ISL | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Ulfljotsson, Jon | | | 1687 | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mai, Aron Thor | | | 2066 | ISL | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Olafsson, Thorvardur | | | 2178 | ISL | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Baldursson, Haraldur | | | 1942 | ISL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Heimisson, Hilmir Freyr | c | | 2136 | ISL | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Ragnarsson, Dagur | f | | 2332 | ISL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Birkisson, Bjorn Holm | | | 2084 | ISL | 1.00 | 1 | 0.50 | 20 | 10.00 | | | * 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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