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Individual Calculations April 2015 |
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| Sigurdsson, Birkir Karl Total change: 27.20 | |   |
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| Reykjavik Open 2015 | Reykjavik | ISL | 2015-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1767 | 4.00 | 10 | 0.68 | 20 | 13.60 | |
|  Rosner, Jonas | f | | 2167 * | GER | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Chan, James | | | 2038 | CAN | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Lunn, Matthew | | | 2034 | ENG | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Kenney, Jason | | | 2104 | CAN | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Klausen, Kris | | | 1937 | DEN | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Hansen, Lars-Henrik Bech | | | 1994 | DEN | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Kristjansson, Halldor Atli | | | 1367 * | ISL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Sigurvaldason, Hjalmar | | | 1450 | ISL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Runarsson, Gunnar | | | 2049 | ISL | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Sandberg, Martin | | | 1889 | SWE | 0.50 | 1 | 0.17 | 20 | 3.40 | | | * 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) | | | | Icelandic Team Championship 2014-15 1st division Round 6-9 | Reykjavik | ISL | 2015-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2167 | 1767 | 0.00 | 1 | -0.08 | 20 | -1.60 | |
| | Jensson, Einar Hjalti | f | | 2167 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | Icelandic Team Championship 2014-15 3rd division Round 5-7 | Reykjavik | ISL | 2015-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1767 | 2.00 | 2 | 0.76 | 20 | 15.20 | |
| | Einarsson, Oskar Long | | | 1574 | ISL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Helgadottir, Sigridur Bjorg | | | 1776 | ISL | 1.00 | 1 | 0.51 | 20 | 10.20 | |
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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