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Rapid:
Individual Calculations November 2015 |
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| Briem, Stephan Total change: -34.40 | |   |
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| Islandsmot Unglingasveita 2015 | Gardabaer | ISL | 2015-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1417 | 1396 | 2.00 | 3 | 0.56 | 20 | 11.20 | |
|  Birkisson, Bjorn Holm | | | 1689 | ISL | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Bjornsson, Alexander | | | 1156 | ISL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Bragason, Gudmundur Agnar | | | 1405 | 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) | | | | Icelandic Youth Championship 2015 (u12) | Reykjavik | ISL | 2015-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1430 | 1396 | 1.00 | 5 | -1.36 | 20 | -27.20 | |
| | Stefansson, Vignir Vatnar | | | 1791 | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kristjansson, Hjortur | | | 1352 | ISL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Heidarsson, Arnar | | | 1177 | ISL | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Kravchuk, Mykhaylo | | | 1459 | ISL | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Mai, Alexander Oliver | | | 1371 | ISL | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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 |
| 1483 | 1396 | 1.50 | 6 | -0.92 | 20 | -18.40 | |
| | Fivelstad, Jon Olav | | | 1796 * | NOR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Einarsson, Oskar Long | | | 1671 | ISL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Hreidarsson, Arnar Milutin | | | 1177 | ISL | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Magnusdottir, Veronika Steinunn | | | 1492 | ISL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Omarsson, Adam | | | 1120 | ISL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Birkisson, Bardur Orn | | | 1643 | ISL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | * 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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