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Individual Calculations July 2009 |
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| Perfetti, Dorian Total change: 38.00 | |   |
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| Haut Rhin 1 - tout | ALS | FRA | 2008-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1617 | 0.00 | 1 | -0.25 | 25 | -6.25 | |
|  Mathis, Jacques | | | 1811 | FRA | 0.00 | 1 | -0.25 | 25 | -6.25 | |
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) | | | | Tournoi des Collines 2009 | Eschentzwiller | FRA | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1806 | 1617 | 2.00 | 4 | 0.88 | 25 | 22.00 | |
| | Pierret, Jonathan | | | 1967 | FRA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Rost, Pierre | | | 1797 | FRA | 1.00 | 1 | 0.74 | 25 | 18.50 | |  De Faveri, Gabriel | | | 1542 | FRA | 1.00 | 1 | 0.40 | 25 | 10.00 | | | Madenspacher, Jean | | | 1918 | FRA | 0.00 | 1 | -0.15 | 25 | -3.75 | |
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) | | | | N4 - R6 | Various | FRA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 1617 | 1.00 | 1 | 0.89 | 25 | 22.25 | |
| | Bader, Gerard | | | 1967 | FRA | 1.00 | 1 | 0.89 | 25 | 22.25 | |
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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