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Individual Calculations May 2023 |
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| Archer, Ollie Total change: -14.00 | |   |
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| 2023 Wellington Open | Wellington | NZL | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1988 | 4.50 | 6 | -0.35 | 40 | -14.00 | |
|  Nazeer, Afique | | | 1588 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Wang, Justin Zhide | | | 1655 | NZL | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Loke, Kayden | | | 1800 | NZL | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Young, Cohen | | | 1793 | NZL | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Jackson, L Ross | | | 1790 | NZL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Perrin, Brent | | | 1744 | ENG | 1.00 | 1 | 0.20 | 40 | 8.00 | | | * 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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