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Individual Calculations September 2009 |
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| Percheron, Andre Total change: -27.75 | |   |
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| 14e open international de Creon | Creon | FRA | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1772 | 1.00 | 5 | -1.11 | 25 | -27.75 | |
|  Kirk, Jason | | | 1988 | FRA | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Mace, Emmanuel | | | 1935 | FRA | 0.00 | 1 | -0.28 | 25 | -7.00 | |  Laurent, Dominique | | | 2014 | FRA | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Soissong, Elzbieta | | | 1669 | FRA | 0.00 | 1 | -0.64 | 25 | -16.00 | | | Chabrol, Fabienne | | | 1565 | FRA | 1.00 | 1 | 0.23 | 25 | 5.75 | |
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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