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Individual Calculations October 2018 |
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| Vega, Isaac Total change: -5.20 | |   |
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| 68th Annual Oregon Open | Portland, Oregon | USA | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 1659 | 1.00 | 5 | -0.26 | 20 | -5.20 | |
|  Grabinsky, Joshua | c | | 1979 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Rupel, David | | | 1978 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Baumgartner, Christopher | | | 1810 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Rhoades, Alan | | | 1860 | USA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Feldman, Konner | | | 1690 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | |
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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