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Rapid:
Individual Calculations January 2020 |
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| Stefansson, David Total change: -11.40 | |   |
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| Atskakmot Reykjavikur 2019 | Reykjavik | ISL | 2019-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1570 | 3.50 | 9 | -0.15 | 20 | -3.00 | |
|  Heidarsson, Mikael Bjarki | | | 1170 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ragnarsson, Johann | | | 1970 * | ISL | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Ornolfsson, Magnus P. | | | 1970 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Haraldsson, Haraldur | | | 1941 | ISL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Palsson, Oli | | | 1330 | ISL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Njardarson, Arnar Ingi | | | 1461 | ISL | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Gunnarsson, Helgi Petur | | | 1745 | ISL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Kristjansson, Olafur | | | 1970 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jonasson, Hordur | | | 1445 | ISL | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Atskakmot Islands 2019 | Reykjavik | ISL | 2019-12-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1632 | 1570 | 3.50 | 9 | -0.42 | 20 | -8.40 | |
| | Ornolfsson, Magnus P. | | | 1970 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kjartansson, Matthias Bjorgvin | | | 1170 * | ISL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hauksson, Hordur Aron | | | 1948 | ISL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Briem, Gudrun Fanney | | | 1213 | ISL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Gudmundsson, Gunnar Erik | | | 1410 | ISL | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Skarphedinsson, Ingvar Wu | | | 1170 * | ISL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Acevedo Mendez, Lisseth | | wm | 1864 | CRC | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Fridjonsson, Julius | | | 1970 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kristjansson, Olafur | | | 1970 * | ISL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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