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Individual Calculations December 2019 |
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| Helgadottir, Idunn Total change: 34.00 | |   |
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| U-2000 mot TR 2019 | Reykjavik | ISL | 2019-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1542 | 1150 | 1.00 | 4 | 0.66 | 40 | 26.40 | |
|  Hauksdottir, Hrund | | | 1550 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Finnsson, Johann Arnar | | | 1550 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Bjarnason, Larus H | | | 1519 | ISL | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Sigurdarson, Emil | | | 1550 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Bikarsyrpa TR 2019-2020: Mot 2 | Reykjavik | ISL | 2019-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1222 | 1175 | 1.50 | 3 | 0.19 | 40 | 7.60 | |
| | Sharifa, Rayan | | | 1277 | ISL | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Moller, Tomas | | | 1273 | ISL | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Thorsteinsson, Thorsteinn Jakob F | | | 1115 | ISL | 1.00 | 1 | 0.42 | 40 | 16.80 | |
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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