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Individual Calculations May 2021 |
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| Chen, Wei Kai Total change: 17.00 | |   |
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| 2021 North Island Championship | Wellington | NZL | 2021-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1727 | 3.50 | 7 | 0.85 | 20 | 17.00 | |
|  Nyberg, Michael | | | 1904 | NZL | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Forster, William | c | | 1854 | NZL | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Croad, Nicolas | f | | 2127 * | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Rains, Edward | c | | 2005 | NZL | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Pomeroy, Arthur J | | | 1935 | NZL | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Paetsch, Nicholas | | | 1456 | USA | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Dharmasena, Kian | | | 1539 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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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