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Individual Calculations October 2023 |
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| Wei, James Total change: 52.40 | |   |
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| 73rd Oregon Open - 2000 and over | Portland, Oregon | USA | 2023-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1825 | 4.00 | 5 | 1.31 | 40 | 52.40 | |
|  Maurer, Samuel R | | | 1425 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Buchanan, Jack | | | 1719 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | |  Zavortink, Matt | | | 2135 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Xu, Owen | | | 1691 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Haessler, Carl A | | | 1965 | USA | 1.00 | 1 | 0.69 | 40 | 27.60 | | | * 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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