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Individual Calculations November 2021 |
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| Van Den Heuvel, Tonnie Total change: -41.80 | |   |
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| 31th NATO Chess Championships | Blankenberge | BEL | 2021-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1841 | 1.00 | 6 | -2.09 | 20 | -41.80 | |
|  Graczyk, Damian | | | 2170 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Dray-Pearce, Tristan | | | 1656 | ENG | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Pazeriene, Diana | | | 1953 | LTU | 0.00 | 1 | -0.35 | 20 | -7.00 | | | O`byrne, Daniel | | | 1669 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Rizihs, Valerijs | | | 1665 | LAT | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Dowd, Patrick | | | 1897 | USA | 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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