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Individual Calculations April 2023 |
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| Gudmundsson, Gunnar Erik Total change: 23.60 | |   |
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| Icelandic Team Championship 2022-23 - 1st div. Round 5-7 | Reykjavik | ISL | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 1961 | 0.50 | 1 | -0.11 | 40 | -4.40 | |
|  Skarphedinsson, Ingvar Wu | | | 1882 | ISL | 0.50 | 1 | -0.11 | 40 | -4.40 | |
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 - 3rd div. Round 5-7 | Reykjavik | ISL | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1961 | 2.00 | 2 | 0.70 | 40 | 28.00 | |
| | Steingrimsson, Karl Egill | | | 1664 | ISL | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Johannesson, Gisli Holmar | | | 1999 | ISL | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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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