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Individual Calculations December 2021 |
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| Nackholm, Erik Total change: -43.20 | |   |
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| Hasselbacken Chess Open 2021 Lang | Stockholm | SWE | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1660 | 1904 | 1.00 | 4 | -2.16 | 20 | -43.20 | |
|  Lacko, Sandro | | | 1751 | SWE | 0.00 | 1 | -0.70 | 20 | -14.00 | |  Sandstrom, Fredrik | | | 1657 | SWE | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Valcu, Lavinia | | | 1504 * | SWE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Westlund, Tim | | | 1729 | SWE | 0.00 | 1 | -0.73 | 20 | -14.60 | | | * 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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