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Individual Calculations July 2009 |
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| Etrog, Jonathan Total change: 25.65 | |   |
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| N3 - R7 | Various | FRA | 2009-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 2144 | 1.00 | 1 | 0.27 | 15 | 4.05 | |
|  Richet, Fabien | | | 1967 | FRA | 1.00 | 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) | | | | N3 - R8-9 | Various | FRA | 2009-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 2123 | 1.00 | 1 | 0.56 | 15 | 8.40 | |
|  Legrand, Stephane | | | 2165 | FRA | 1.00 | 1 | 0.56 | 15 | 8.40 | |
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) | | | | 1st Chess Open Tour de Juvisy | Juvisy sur Orge | FRA | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2102 | 2123 | 3.00 | 4 | 0.88 | 15 | 13.20 | |
| | Faveau, Lionel | | | 1930 | FRA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Valuet, Bertrand | f | | 2350 | FRA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Chevallier, Alain | | | 2018 | FRA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Talbi, Boumedienne | | | 2111 | FRA | 1.00 | 1 | 0.48 | 15 | 7.20 | |
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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