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Rapid:
Individual Calculations November 2015 |
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| Stefansson, Vignir Vatnar Total change: 2.00 | |   |
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| Islandsmot Unglingasveita 2015 | Gardabaer | ISL | 2015-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1791 | 6.00 | 6 | 0.81 | 20 | 16.20 | |
|  Mai, Aron Thor | | | 1391 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kristjansson, Halldor Atli | | | 1391 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kolka, Dawid | | | 1627 | ISL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Davidsdottir, Nansy | | | 1560 | ISL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Magnusson, Thorsteinn | | | 1391 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Heidarsson, Arnar | | | 1391 * | ISL | 1.00 | 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 Youth Championship 2015 (u12) | Reykjavik | ISL | 2015-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1791 | 2.00 | 4 | -1.64 | 20 | -32.80 | |
| | Briem, Stephan | | | 1396 | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kristjansson, Halldor Atli | | | 1391 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Heidarsson, Arnar | | | 1391 * | ISL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Kravchuk, Mykhaylo | | | 1459 | ISL | 0.00 | 1 | -0.88 | 20 | -17.60 | | | * 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) | | | | Reykjavik Rapid Championship | Reykjavik | ISL | 2015-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1791 | 4.00 | 6 | 0.93 | 20 | 18.60 | |
| | Hreidarsson, Arnar Milutin | | | 1391 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ragnarsson, Dagur | f | | 2071 | ISL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Einarsson, Oskar Long | | | 1671 | ISL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Thorarensen, Adalsteinn | | | 1710 | ISL | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Birkisson, Bjorn Holm | | | 1689 | ISL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Gretarsson, Hjorvar Steinn | g | | 2191 * | 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) | | |
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