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Individual Calculations September 2009 |
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| Petit, Didier Total change: -19.50 | |   |
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| 6e open de Villard de Lans | Villard de Lans | FRA | 2009-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 1914 | 0.50 | 5 | -1.30 | 15 | -19.50 | |
|  Guedon, Stephane | f | | 2156 | FRA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Suez-Panama, Gilles | | | 2098 | FRA | 0.50 | 1 | 0.24 | 15 | 3.60 | |  Adda, Olivier | | | 2100 | FRA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Fahys, Bertrand | | | 1708 | FRA | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Saint-Arroman, Alain | | | 2044 | FRA | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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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