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Individual Calculations July 2009 |
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| Duval, Sylvain Total change: -27.90 | |   |
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| Criteriums - R4-5 | IDF | FRA | 2009-03-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1976 | 0.50 | 1 | -0.19 | 15 | -2.85 | |
|  Ferreira, Carlos | | | 1834 | FRA | 0.50 | 1 | -0.19 | 15 | -2.85 | |
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 |
| 1794 | 1976 | 0.00 | 1 | -0.74 | 15 | -11.10 | |
| | Prat, Eric | | | 1794 | FRA | 0.00 | 1 | -0.74 | 15 | -11.10 | |
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) | | | | 11e Open international d'Echecs de Saint Quentin en Yvelines | Elancourt | FRA | 2009-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1955 | 4.00 | 8 | -0.34 | 15 | -5.10 | |
| | Branson, James | | | 1689 | FRA | 0.50 | 1 | -0.32 | 15 | -4.80 | |  Anciant-Grasdepot, Bernard | | | 1636 | FRA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Jean, Robert | | | 1842 | FRA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Fayolle, Guy | | | 1854 | FRA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Laurent, Dominique | | | 2012 | FRA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Guliyev, Namig | g | | 2305 | AZE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Vallepin, Cedric | | | 2130 | FRA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Plantet, Marc | | | 1912 | FRA | 0.00 | 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) | | | | Criteriums - R6-7 | IDF | FRA | 2009-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1955 | 0.00 | 1 | -0.59 | 15 | -8.85 | |
| | Costa, Pierre-Jean | | | 1891 | FRA | 0.00 | 1 | -0.59 | 15 | -8.85 | |
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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