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Rapid:
Individual Calculations November 2023 |
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| Birkisson, Bjorn Holm Total change: 22.40 | |   |
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| Gardabaer Championship 2023 rounds 1-4 | Gardabaer | ISL | 2023-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 1988 | 3.00 | 4 | 1.12 | 20 | 22.40 | |
|  Karason, Halldor Ingi | | | 1837 | ISL | 1.00 | 1 | 0.30 | 20 | 6.00 | |  Ragnarsson, Johann | | | 2044 | ISL | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Sigurdarson, Skuli | | | 2057 | ISL | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Ptacnikova, Lenka | | wg | 2092 | 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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