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Individual Calculations July 2008 |
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| Orton, Iii William R Total change: -1.80 | |   |
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| Phillips 66 Chess Classic | Owasso, Oklahoma | USA | 2008-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 2168 | 0.50 | 1 | -0.12 | 15 | -1.80 | |
|  Berry, Jim | | | 2081 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | |
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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