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Individual Calculations September 2009 |
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| Yallaoui, Jean Total change: 3.25 | |   |
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| 21e tournoi international de Massy | Massy | FRA | 2009-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1759 | 1.00 | 4 | 0.13 | 25 | 3.25 | |
|  Dubessay, Bastien | | | 2109 | FRA | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Koenig, Joel | | | 1932 | FRA | 1.00 | 1 | 0.73 | 25 | 18.25 | | | Marchand, Andre | | | 2029 | FRA | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Aouizerate, Robert | | | 1894 | FRA | 0.00 | 1 | -0.32 | 25 | -8.00 | |
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) | | |
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