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Individual Calculations September 2009 |
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| Sawyer, Bradley J Total change: 2.85 | |   |
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| Houston Open | Houston, Texas | USA | 2009-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2168 | 2121 | 2.00 | 4 | 0.19 | 15 | 2.85 | |
|  Zhang, Vincent | | | 2052 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | |  Young, Steven D | | | 1886 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Stopa, Jacek | m | | 2471 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Langer, Michael | f | | 2263 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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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