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Individual Calculations April 2019 |
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| Valtysson, Thor Total change: 12.20 | |   |
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| Skakmot odlinga 2019 | Reykjavik | ISL | 2019-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1901 | 4.50 | 7 | 0.40 | 20 | 8.00 | |
|  Geirsson, Kristjan | | | 1657 | ISL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Olafsson, Thorvardur | | | 2199 | ISL | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Haraldsson, Haraldur | | | 1969 | ISL | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Bjarnason, Larus H | | | 1519 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Eliasson, Kristjan Orn | | | 1791 | ISL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Fridthjofsson, Sigurjon Thor | | | 1699 | ISL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Sigurdsson, Snorri Thor | | | 1958 | ISL | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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) | | | | Icelandic Team Chess Championship 2018-19 2nd division Rounds 5-7 | Reykjavik | ISL | 2019-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1903 | 0.00 | 1 | -0.81 | 20 | -16.20 | |
| | Hirsch, Jonathan | | | 1655 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | |
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 Team Chess Championship 2018-19 3rd division Rounds 5-7 | Reykjavik | ISL | 2019-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1903 | 2.00 | 2 | 1.02 | 20 | 20.40 | |
| | Thorkelsson, Sigurjon | | | 1992 | ISL | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Gunnlaugsson, Gisli | | | 1831 | ISL | 1.00 | 1 | 0.40 | 20 | 8.00 | |
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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