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Individual Calculations July 2009 |
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| Bogratchew, Albert Total change: -20.60 | |   |
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| N4 - R6 | Various | FRA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1811 | 0.00 | 1 | -0.35 | 25 | -8.75 | |
|  Garcia, Jean-Marc | | | 1921 | FRA | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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 | | Seine St Denis 1 - R7 | IDF | FRA | 2009-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 1815 | 0.50 | 1 | 0.14 | 15 | 2.10 | |
| | Mayot, Philippe | | | 1917 | FRA | 0.50 | 1 | 0.14 | 15 | 2.10 | |
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 | | 27e open international de Noisy-le-Grand | Noisy Le Grand | FRA | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 1815 | 1.50 | 5 | -0.93 | 15 | -13.95 | |
| | Da Costa, Manuel | | | 1465 | FRA | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Le Ray, Olivier | | | 1928 | FRA | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Neuhauser, Salome | | | 1977 | FRA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Gharbi, Nabil | | | 1784 | FRA | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Bex, Emmanuel | | | 1915 | FRA | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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) | | |
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