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Individual Calculations September 2009 |
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| Prawira, Dennis Total change: 19.25 | |   |
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| 14th Annual Bradley Open | Windsor Locks, Connecticut | USA | 2009-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 2080 | 2.00 | 2 | 0.77 | 25 | 19.25 | |
|  Sells, Philip G | | | 1837 | USA | 1.00 | 1 | 0.20 | 25 | 5.00 | | | Zheng, Haotian | | | 2129 | USA | 1.00 | 1 | 0.57 | 25 | 14.25 | |
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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