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Individual Calculations April 2023 |
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| Petersson, Baldur Teodor Total change: -10.40 | |   |
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| Icelandic Team Championship 2022-23 - Premier League Round 6-10 | Reykjavik | ISL | 2023-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 2209 | 1.00 | 2 | -0.46 | 20 | -9.20 | |
|  Halldorsson, Bragi | | | 2067 | ISL | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Fridgeirsson, Dagur Andri | | | 1999 | ISL | 0.00 | 1 | -0.77 | 20 | -15.40 | |
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 Championship 2022-23 - 1st div. Round 5-7 | Reykjavik | ISL | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2186 | 2209 | 1.00 | 2 | -0.06 | 20 | -1.20 | |
| | Brynjarsson, Helgi | | | 2060 | ISL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Karlsson, Bjorn-Ivar | f | | 2311 | ISL | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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) | | |
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