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Individual Calculations April 2009 |
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| Waterfield, John W Total change: 7.05 | |   |
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| Hastings Weekend Open | Hastings | ENG | 2009-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2023 | 2.50 | 4 | 0.47 | 15 | 7.05 | |
|  Puidokaita, Cristina | | | 2241 | LTU | 1.00 | 1 | 0.78 | 15 | 11.70 | |  Mohamad Chan, Mahathir | | | 1703 | MAS | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Juciute, Henrieta | | | 1910 | LTU | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Garnelis, Julius | | | 2179 | LTU | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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