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Rapid:
Individual Calculations April 2021 |
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| Mai, Alexander Oliver Total change: 18.20 | |   |
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| Brim mot TR 26.-28. feb 2021 - Round 1-4 | Reykjavik | ISL | 2021-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1601 | 3.00 | 4 | 0.98 | 20 | 19.60 | |
|  Fridriksson, Magnus | | | 1486 | ISL | 1.00 | 1 | 0.34 | 20 | 6.80 | |  Sigurdsson, Elvar Mar | | | 1568 | ISL | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Gretarsson, Helgi Ass | g | | 2336 | ISL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Jonsson, Kristjan Dagur | | | 1365 | ISL | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | Skakthing Kopavogs 2021 - Umf 1-4 | Kopavogur | ISL | 2021-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1372 | 1601 | 3.00 | 4 | -0.07 | 20 | -1.40 | |
| | Hreinsson, Johann Helgi | | | 1187 | ISL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Thorisson, Benedikt | | | 1322 | ISL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Johannsson, Birkir Isak | | | 1495 | ISL | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Gudmundsson, Gunnar Erik | | | 1485 | ISL | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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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