Individual Calculations October 2015 |
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Grabinsky, Aaron Total change: -3.60 | | |
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2015 Oregon Open | Portland, Oregon | USA | 2015-09-05 |
Rc | Ro | w | n | change | K | K*chg | Game |
1973 | 2198 | 3.00 | 4 | -0.09 | 40 | -3.60 | |
| He, Anthony B | | | 1798 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | Lampman, Becca | | | 2018 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | Haining, Kyle | | | 2052 | USA | 0.00 | 1 | -0.70 | 40 | -28.00 | | Zhang, Derek | | | 2025 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | * Rating difference of more than 400. Please read more at FIDE Handbook | 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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