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Individual Calculations January 2009 |
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| Couche, Didier Total change: 2.70 | |   |
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| N1 - R1 | Various | FRA | 2008-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2280 | 2139 | 0.50 | 1 | 0.19 | 15 | 2.85 | |
|  Bafounta, Denis | | | 2280 | FRA | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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) | | | | N1 - R2-3 | Various | FRA | 2008-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2135 | 2139 | 1.00 | 2 | -0.01 | 15 | -0.15 | |
| | Sorin, Baptiste | | | 2170 | FRA | 1.00 | 1 | 0.54 | 15 | 8.10 | |  Miraoui, Karim | | | 2100 | FRA | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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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