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Individual Calculations September 2009 |
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| Petitcolas, Louis Total change: -36.25 | |   |
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| Interne Mont de Marsan | Mont de Marsan | FRA | 2009-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1620 | 1577 | 0.50 | 2 | -0.38 | 25 | -9.50 | |
|  Locatelli, Claude | | | 1588 | FRA | 0.50 | 1 | 0.02 | 25 | 0.50 | |  Dubertrand, Bernard | | | 1651 | FRA | 0.00 | 1 | -0.40 | 25 | -10.00 | |
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) | | | | 8e open international de Condom - B | Condom | FRA | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1583 | 1577 | 1.50 | 3 | 0.03 | 25 | 0.75 | |
| | Moulie, Patrick | | | 1649 | FRA | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Strub, Bruno | | | 1625 | FRA | 1.00 | 1 | 0.57 | 25 | 14.25 | | | Broly, Jean-Christophe | | | 1474 | FRA | 0.00 | 1 | -0.64 | 25 | -16.00 | |
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) | | | | 14e open international de Creon | Creon | FRA | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1577 | 0.00 | 5 | -1.10 | 25 | -27.50 | |
| | Spindler, Herve | | | 1800 | FRA | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Teyssier, Jean-Paul | | | 1731 | FRA | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Barraud, Mickael | | | 1908 | FRA | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Oumaziz, Paul | | | 1791 | FRA | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Roset, Olivier | | | 1775 | FRA | 0.00 | 1 | -0.24 | 25 | -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) | | |
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