Individual Calculations September 2011 |
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Williams, John M Total change: -12.00 | | |
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Portland Chess Club Centennial Open | Portland, Oregon | USA | 2011-08-12 |
Rc | Ro | w | n | change | K | K*chg | Game |
2006 | 2106 | 1.50 | 3 | -0.40 | 30 | -12.00 | |
| Florea, Alexandru | | | 1930 | CAN | 0.50 | 1 | -0.23 | 30 | -6.90 | | Pitre, H G | | | 1974 | USA | 1.00 | 1 | 0.32 | 30 | 9.60 | | Lee, Nathan Y | | | 2115 | USA | 0.00 | 1 | -0.49 | 30 | -14.70 | | 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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