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Individual Calculations December 2019 |
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| Valsson, Arnar Total change: -32.00 | |   |
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| U-2000 mot TR 2019 | Reykjavik | ISL | 2019-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1296 | 1205 | 1.50 | 4 | -0.14 | 40 | -5.60 | |
|  Fridthjofsson, Sigurjon Thor | | | 1605 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Skarphedinsson, Ingvar Wu | | | 1444 | ISL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Thoroddsen, Anna Katarina | | | 1076 | ISL | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Kjartansson, Matthias Bjorgvin | | | 1060 | ISL | 0.50 | 1 | -0.19 | 40 | -7.60 | | | * 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) | | | | Bikarsyrpa TR 2019-2020: Mot 2 | Reykjavik | ISL | 2019-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1148 | 1187 | 1.00 | 3 | -0.66 | 40 | -26.40 | |
| | Thorsteinsson, Thorsteinn Jakob F | | | 1115 | ISL | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Thorisson, Bjartur | | | 1051 | ISL | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Sharifa, Rayan | | | 1277 | ISL | 0.50 | 1 | 0.12 | 40 | 4.80 | |
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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