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Individual Calculations October 2023 |
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| Breckenridge, Steven Total change: -20.00 | |   |
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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 |
| 1890 | 2179 | 1.50 | 3 | -1.00 | 20 | -20.00 | |
|  Tang, Austin | | | 1896 | USA | 0.50 | 1 | -0.34 | 20 | -6.80 | |  Toppen-Ryan, Harrison | | | 1779 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Willy, Stephen | c | | 1994 | USA | 0.00 | 1 | -0.74 | 20 | -14.80 | | | * 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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