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Individual Calculations April 2009 |
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| Petit, Rodrigue Total change: -24.45 | |   |
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| N4 - R3 | Various | FRA | 2008-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 2018 | 0.00 | 1 | -0.49 | 15 | -7.35 | |
|  Dauchy, Stephane | | | 2026 | FRA | 0.00 | 1 | -0.49 | 15 | -7.35 | |
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) | | | | N4 - R4 | Various | FRA | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 2019 | 0.50 | 1 | -0.19 | 15 | -2.85 | |
|  Delboe, Charles | | | 1876 | 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) | | | | N4 - R5 | Various | FRA | 2009-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 2019 | 0.50 | 1 | -0.22 | 15 | -3.30 | |
| | Verhaeghe, Jean-Frederic | | | 1852 | FRA | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | 25e open international de Cappelle | Cappelle la Grande | FRA | 2009-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2045 | 2019 | 2.50 | 7 | -0.73 | 15 | -10.95 | |
| | Marchand, Francois | f | | 2214 | FRA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Petrisor, Adrian-Marian | | | 2242 | ROU | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Gouanelle, Franck | | | 2200 | FRA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Ac, Michal | | | 2173 | SVK | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Manne, Jean-Luc | | | 1949 | BEL | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Eeckhout, Jean-Louis | | | 1785 | FRA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Amram, Roger | | | 1755 | FRA | 1.00 | 1 | 0.18 | 15 | 2.70 | |
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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