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Individual Calculations July 2009 |
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| Betton, Olivier Total change: -8.70 | |   |
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| N2 - R8-9 | Various | FRA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 2185 | 1.00 | 2 | -0.42 | 15 | -6.30 | |
|  Barbini, Denis | | | 2100 | FRA | 0.00 | 1 | -0.62 | 15 | -9.30 | |  Auvray, Simon | | | 1943 | FRA | 1.00 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | N2 - R10-11 | Various | FRA | 2009-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 2192 | 1.50 | 2 | -0.16 | 15 | -2.40 | |
| | Le Montagner, Yoann | | | 1980 | FRA | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Berthelot, Maeva | | | 1842 | FRA | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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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