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Rapid:
Individual Calculations December 2021 |
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| Hreinsson, Johann Helgi Total change: 78.60 | |   |
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| Icelandic Youth Championship 2021 (u12-u16) | Akureyri | ISL | 2021-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1319 | 1197 | 3.00 | 6 | 0.89 | 20 | 17.80 | |
|  Thorisson, Benedikt | | | 1444 | ISL | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Hakonarson, Eirikur Emil | | | 1053 | ISL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Oskarsson, Markus Orri | | | 1319 | ISL | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Kjartansson, Arnar Logi | | | 1154 | ISL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Kjartansson, Matthias Bjorgvin | | | 1429 | ISL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Gudmundsson, Gunnar Erik | | | 1516 | ISL | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | Hasselbacken Chess Open 2021 snabb | Stockholm | SWE | 2021-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 1197 | 2.00 | 4 | 1.96 | 20 | 39.20 | |
| | Bernhardsson, Sten | | | 1901 | SWE | 1.00 | 1 | 0.99 | 20 | 19.80 | | | Collett, Peter | c | | 1932 | SWE | 1.00 | 1 | 0.99 | 20 | 19.80 | | | Akesson, Ralf | g | | 1932 | SWE | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Palmblad, Jan Peter | | | 1932 | SWE | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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) | | | | Atskakkeppni Taflfelaga 2021 | Reykjavik | ISL | 2021-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1197 | 2.00 | 5 | 1.08 | 20 | 21.60 | |
| | Hauksson, Helgi | | | 1482 | ISL | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Finnsson, Johann Arnar | | | 1560 | ISL | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Gudmundsson, Fridrik Helgi | | | 1134 | ISL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Einarsson, Oskar Long | | | 1637 | ISL | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Johannsdottir, Johanna Bjorg | | | 1927 | ISL | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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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