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Individual Calculations July 2009 |
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| Dubertrand, Bernard Total change: -25.50 | |   |
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| Open International d'Ambes | Ambes | FRA | 2009-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1738 | 1651 | 0.50 | 2 | -0.26 | 15 | -3.90 | |
|  Banana, Adnane | | | 1755 | FRA | 0.50 | 1 | 0.14 | 15 | 2.10 | |  Teyssier, Jean-Paul | | | 1720 | 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) | | | | Coupe des Landes | Hossegor | FRA | 2009-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1779 | 1651 | 1.00 | 2 | 0.34 | 15 | 5.10 | |
| | Bourjol, Daniel | | | 1746 | FRA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Lamue, Olivier | | | 1811 | FRA | 1.00 | 1 | 0.71 | 15 | 10.65 | |
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) | | | | 41e Championnat de Bordeaux | Bordeaux | FRA | 2009-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1672 | 1651 | 1.00 | 5 | -1.38 | 15 | -20.70 | |
| | Mohtaji, Javad | | | 1886 | FRA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Hui Bon Hoa, Edmond | | | 1746 | FRA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Merlet, Francois | | | 1544 | FRA | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Barta, Ismael | | | 1692 | FRA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Mandouze, Jean | | | 1494 | FRA | 1.00 | 1 | 0.29 | 15 | 4.35 | |
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) | | | | 18e open international "Côtes Sud des Landes" | Soorts Hossegor | FRA | 2009-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1651 | 0.00 | 2 | -0.40 | 15 | -6.00 | |
| | Garrido, Denis | f | | 2001 | FRA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Lamue, Olivier | | | 1811 | FRA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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