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Individual Calculations September 2009 |
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| Michel, Jean-Claude Total change: 2.25 | |   |
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| 18. Open Int. de Martigny | Martigny | SUI | 2009-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 1870 | 1.00 | 2 | 0.15 | 15 | 2.25 | |
|  Antoniewski, Rafal | m | | 2270 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Dorsaz, Cyril | | | 1661 | SUI | 1.00 | 1 | 0.23 | 15 | 3.45 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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