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Individual Calculations November 2018 |
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| Bortkun, Piotr Total change: -1.60 | |   |
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| Div I 3 2018-19 r1 | Sweden | SWE | 2018-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1909 | 1964 | 0.50 | 1 | -0.08 | 20 | -1.60 | |
|  Petersson, Dick | | | 1909 | SWE | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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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