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Individual Calculations April 2009 |
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| Hewitt, Sean D Total change: -39.75 | |   |
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| Hastings Weekend Open | Hastings | ENG | 2009-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 1995 | 0.00 | 2 | -1.59 | 25 | -39.75 | |
|  Mohamad Chan, Mahathir | | | 1703 | MAS | 0.00 | 1 | -0.85 | 25 | -21.25 | |  Officer, Amy H N | | wf | 1813 | SCO | 0.00 | 1 | -0.74 | 25 | -18.50 | |
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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