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Individual Calculations May 2021 |
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| Aldridge, Alan L Total change: -37.80 | |   |
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| 2021 North Island Championship | Wellington | NZL | 2021-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1780 | 0.00 | 4 | -1.89 | 20 | -37.80 | |
|  Lim, Benjamin U | c | | 1843 | NZL | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Benitez, Edgar | | | 1795 | NZL | 0.00 | 1 | -0.48 | 20 | -9.60 | |  Dunn, Paul | | | 2180 * | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Zhu, David Junyang | | | 1380 * | NZL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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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