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Individual Calculations November 2009 |
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| Bradford, Joe Total change: -0.20 | |   |
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| 2009 US Senior Open | Tulsa, Oklahoma | USA | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2562 | 2377 | 0.50 | 2 | -0.02 | 10 | -0.20 | |
|  Gulko, Boris | g | | 2546 | USA | 0.50 | 1 | 0.22 | 10 | 2.20 | | | Christiansen, Larry | g | | 2578 | USA | 0.00 | 1 | -0.24 | 10 | -2.40 | |
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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