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Individual Calculations April 2009 |
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| Boukhris-Ferre, Yacine Total change: 15.45 | |   |
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| 24e Open International d'Hiver de Nice | Nice | FRA | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 1916 | 3.50 | 6 | 1.30 | 15 | 19.50 | |
|  Manca, Renato | | | 1818 | ITA | 1.00 | 1 | 0.37 | 15 | 5.55 | |  Fassio, Luca | | | 2081 | ITA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | De Florio, Federico | | | 2142 | ITA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Amram, Roger | | | 1745 | FRA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Rouzaud, Philippe | | | 2266 | FRA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Tedeschi, Paolo | | | 2118 | ITA | 1.00 | 1 | 0.76 | 15 | 11.40 | |
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 |
| 1967 | 1935 | 0.00 | 1 | -0.46 | 15 | -6.90 | |
| | Delay, Guillaume | | | 1967 | FRA | 0.00 | 1 | -0.46 | 15 | -6.90 | |
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) | | | | 4e Open International de l'Ouest Toulousain - A | Tournefeuille | FRA | 2009-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1935 | 4.50 | 9 | 0.19 | 15 | 2.85 | |
| | Dufor, Jean-Francois | | | 1656 | FRA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Sanchez, Nicolas | | | 2255 | FRA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Muneret, Maurice | | | 1736 | FRA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Humeau, Cyril | | | 2203 | FRA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Berthelot, Nathan | | | 1787 | FRA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Epure, Catalin Alexandru | | | 2145 | ROU | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Marie, Adrien | | | 2067 | FRA | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Fahys, Bertrand | | | 1585 | FRA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Cesbron, Guy | | | 2106 | FRA | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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