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Individual Calculations October 2018 |
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| Gatica, Jose Total change: 19.00 | |   |
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| 68th Annual Oregon Open | Portland, Oregon | USA | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2045 | 1962 | 3.00 | 5 | 0.95 | 20 | 19.00 | |
|  Rhoades, Alan | | | 1860 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | |  Cigan, Jason | | | 2026 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Wu, Ethan | | | 1908 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | McCoy, Owen | | | 2098 | USA | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Raptis, Nick | f | | 2333 | USA | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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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