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Rapid:
Individual Calculations December 2019 |
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| Karlsson, Isak Orri Total change: -31.40 | |   |
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| Lilla Hasselbacken Chess Open 2019 Snabb | Stockholm | SWE | 2019-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1235 | 1288 | 2.00 | 3 | 0.30 | 20 | 6.00 | |
|  Heidarsson, Mikael Bjarki | | | 1070 | ISL | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Davidsson, Joshua | | | 1398 | ISL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Sjolander, Johan | | | 1236 | SWE | 1.00 | 1 | 0.43 | 20 | 8.60 | |
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) | | | | Islandsmot ungmenna u16 og u14 | Kopavogur | ISL | 2019-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1218 | 1288 | 0.50 | 4 | -1.87 | 20 | -37.40 | |
| | Alexandersson, Orn | | | 1312 | ISL | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Sigfusson, Ottar Orn Bergmann | | | 1075 | ISL | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Jonsson, Kristjan Dagur | | | 1320 | ISL | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Olafsson, Arni | | | 1165 | ISL | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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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