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Blitz:
Individual Calculations September 2021 |
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| Johannesson, Ingvar Thor Total change: -2.60 | |   |
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| Arbaejarsafnsmotid 2021 | Reykjavik | ISL | 2021-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 2351 | 5.50 | 7 | 0.05 | 20 | 1.00 | |
|  Sigurvaldason, Hjalmar | | | 1616 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | |  Sigurthorsson, Kristinn J | | | 1777 | ISL | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Petursson, Gudni | | | 2063 | ISL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Jensson, Einar Hjalti | m | | 2325 | ISL | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Ptacnikova, Lenka | | wg | 1967 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Thorhallsson, Simon | | | 2186 | ISL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Kjartansson, Gudmundur | g | | 2370 | ISL | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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) | | | | Borgarskakmotid 2021 | Reykjavik | ISL | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 2351 | 5.00 | 7 | -0.18 | 20 | -3.60 | |
| | Hallmundarson, Birkir | | | 1616 | ISL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Ptacnikova, Lenka | | wg | 1967 | ISL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Eliasson, Kristjan Orn | | | 1839 | ISL | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Johannsson, Orn Leo | | | 2266 | ISL | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Valgardsson, Gudjon Heidar | | | 1990 | ISL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Stefansson, Vignir Vatnar | m | | 2389 | ISL | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Gretarsson, Helgi Ass | g | | 2462 | ISL | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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) | | |
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