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Individual Calculations July 2009 |
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| Duflou, Andre Total change: -13.65 | |   |
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| N4 - R7 | Various | FRA | 2009-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1683 | 1611 | 0.00 | 1 | -0.40 | 15 | -6.00 | |
|  Durufle, Philippe | | | 1683 | FRA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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) | | | | 14eOpen d'Herlies | Herlies | FRA | 2009-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1611 | 0.50 | 3 | -0.95 | 15 | -14.25 | |
|  Drache, Daniel | | | 1790 | FRA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Calonne, Pascal | | | 1543 | FRA | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Dincq, Michel | | | 1548 | FRA | 0.00 | 1 | -0.59 | 15 | -8.85 | |
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) | | | | 2e Open International de Vendin les Bethune | Vendin les Bethune | FRA | 2009-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1805 | 1611 | 1.00 | 2 | 0.44 | 15 | 6.60 | |
| | Jonckheere, Eric | | | 1961 | FRA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Fleurquin, Bastien | | | 1648 | FRA | 1.00 | 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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