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Individual Calculations October 2008 |
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| Guo, Alex Total change: 22.75 | |   |
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| 57th Annual Oregon Open | Gresham, Oregon | USA | 2008-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2119 | 2.00 | 3 | 0.91 | 25 | 22.75 | |
|  Greninger, Harley | | | 2255 | USA | 0.50 | 1 | 0.18 | 25 | 4.50 | | | Russell, Corey | f | | 2211 | USA | 0.50 | 1 | 0.13 | 25 | 3.25 | | | Pupols, Viktors | | | 2190 | USA | 1.00 | 1 | 0.60 | 25 | 15.00 | |
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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