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Rapid:
Individual Calculations April 2021 |
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| Jonasson, Hordur Total change: 6.20 | |   |
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| TR Rapid March 2021 #3 | Reykjavik | ISL | 2021-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1505 | 1.00 | 3 | -0.13 | 20 | -2.60 | |
|  Johannesson, Petur | | | 965 | ISL | 1.00 | 1 | 0.03 | 20 | 0.60 | |  Jonsson, Gauti Pall | | | 2028 | ISL | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Fivelstad, Jon Olav | | | 1828 | NOR | 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) | | | | TR Rapid March 2021 #4 | Reykjavik | ISL | 2021-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1354 | 1505 | 3.00 | 4 | 0.44 | 20 | 8.80 | |
| | Johannesson, Petur | | | 965 | ISL | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Gudmundsson, Solvi | | | 1463 | ISL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Thorarensen, Adalsteinn | | | 1610 | ISL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Jonsson, Kristjan Dagur | | | 1377 | ISL | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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) | | |
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