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Individual Calculations May 2021 |
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| Forster, William Total change: -43.80 | |   |
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| 2021 North Island Championship | Wellington | NZL | 2021-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1585 | 1854 | 3.50 | 7 | -2.19 | 20 | -43.80 | |
|  Paetsch, Nicholas | | | 1456 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chen, Wei Kai | | | 1727 | NZL | 0.00 | 1 | -0.67 | 20 | -13.40 | |  Lyall, Simon | | | 1653 | NZL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Langford, Joshua | | | 1570 | NZL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Qin, Oscar Shu Xuan | | | 1670 | NZL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Hall, Nathan | | | 1565 | NZL | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Zhu, David Junyang | | | 1454 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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