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Individual Calculations December 2018 |
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| Skarphedinsson, Ingvar Wu Total change: 62.40 | |   |
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| U-2000 mot TR | Reykjavik | ISL | 2018-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1448 | 1145 | 2.00 | 5 | 1.22 | 40 | 48.80 | |
|  Gunnarsson, Helgi Petur | | | 1545 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Petersen, Jakob Alexander | | | 1496 | ISL | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Jonsson, Kristjan Dagur | | | 1365 | ISL | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Thrastarson, Tryggvi K | | | 1315 | ISL | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Jonasson, Hordur | | | 1521 | ISL | 1.00 | 1 | 0.91 | 40 | 36.40 | | | * 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 Chess Championship 2018-19 4th Division Round 1-4 | Reykjavik | ISL | 2018-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1422 | 1185 | 1.00 | 3 | 0.34 | 40 | 13.60 | |
| | Arnason, Saemundur | | | 1316 | ISL | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Johannesson, Jon | | | 1585 * | ISL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hjaltason, Thorarinn | | | 1366 | ISL | 0.50 | 1 | 0.24 | 40 | 9.60 | | | * 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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