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Individual Calculations October 2023 |
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| Xu, Owen Total change: -16.40 | |   |
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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 |
| 1846 | 1691 | 0.50 | 3 | -0.41 | 40 | -16.40 | |
|  Hecht, Robby | | | 1969 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Wei, James | | | 1825 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Vega, Isaac | | | 1745 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | |
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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