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Individual Calculations January 2009 |
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| Petitjeans, Jeremy Total change: 6.00 | |   |
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| XVIIIe Open de la Toussaint de Caen | Caen | FRA | 2008-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2096 | 1881 | 1.50 | 4 | 0.57 | 25 | 14.25 | |
|  Laplanche, Denis | | | 2183 | FRA | 0.00 | 1 | -0.15 | 25 | -3.75 | |  Seeger, Klaus | | | 2084 | GER | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Meaux, Xavier | | | 2105 | FRA | 1.00 | 1 | 0.78 | 25 | 19.50 | | | Ashanina, Olga | | | 2011 | RUS | 0.50 | 1 | 0.18 | 25 | 4.50 | |
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) | | | NOTE: K factor changed | | Coupe de France -T2 | Various | FRA | 2008-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1843 | 1881 | 0.00 | 1 | -0.55 | 15 | -8.25 | |
| | Jourdain, Antoine | | | 1843 | FRA | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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) | | |
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