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Individual Calculations November 2021 |
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| Pirs, Matjaz Total change: 1.80 | |   |
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| 31th NATO Chess Championships | Blankenberge | BEL | 2021-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 1953 | 2.50 | 6 | 0.09 | 20 | 1.80 | |
|  Kedzierski, Slawomir | | | 2166 | POL | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Charles, Freddy | | | 1740 | BEL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Hof - Van Run, Rieke | | | 2051 | NED | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Hansen, Stefan | | | 2112 | DEN | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Bohn, Ulrich | | | 2184 | GER | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Kruit, Erik | | | 1927 | NED | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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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