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Individual Calculations October 2017 |
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| Petrov, Oscar Total change: 10.40 | |   |
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| 67th Annual Oregon Open | Portland, Oregon | USA | 2017-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1734 | 1.00 | 3 | 0.26 | 40 | 10.40 | |
|  Yu, Jason | | | 1941 | USA | 1.00 | 1 | 0.77 | 40 | 30.80 | |  Zhang, Brendan | | | 1877 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Rupel, David | | | 1975 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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