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Individual Calculations July 2009 |
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| Differ, Christophe Total change: -10.75 | |   |
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| N4 - R6 | Various | FRA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1986 | 0.00 | 1 | -0.57 | 25 | -14.25 | |
|  Morel, Jean-Marc | | | 1938 | FRA | 0.00 | 1 | -0.57 | 25 | -14.25 | |
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) | | | | Coupe des Landes | Hossegor | FRA | 2009-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1996 | 2.50 | 3 | 0.14 | 25 | 3.50 | |
|  Locatelli, Claude | | | 1646 | FRA | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Bourjol, Daniel | | | 1746 | FRA | 1.00 | 1 | 0.19 | 25 | 4.75 | | | Constantin, Mathias | | | 1878 | FRA | 0.50 | 1 | -0.16 | 25 | -4.00 | |
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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