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Individual Calculations May 2023 |
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| Keith, Matthew Total change: 31.60 | |   |
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| 2023 Wellington Open | Wellington | NZL | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1558 | 1620 | 3.00 | 4 | 0.79 | 40 | 31.60 | |
|  Tang, Hao | | | 1969 | NZL | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Wang, Carol Huixin | | | 1220 * | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sova, Leo | | | 1251 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Jackson, L Ross | | | 1790 | NZL | 1.00 | 1 | 0.72 | 40 | 28.80 | | | * 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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