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Individual Calculations September 2009 |
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| Willen, Ronny Total change: 17.10 | |   |
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| Belgisch Kampioenschap 2009 - Open | Saint-Servais (Namur) | BEL | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1897 | 1.50 | 4 | 0.31 | 15 | 4.65 | |
|  Russo, Julien | | | 2117 | BEL | 0.00 | 1 | -0.22 | 15 | -3.30 | |  Bouchat, Xavier | | | 2025 | BEL | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Lafosse, Jimmy | | | 2014 | BEL | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Atanasiu, Nicolae | | | 2044 | BEL | 1.00 | 1 | 0.70 | 15 | 10.50 | |
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) | | | | 8ième Tournoi International du Pays de Charleroi | Roux (Charleroi) | BEL | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 1897 | 2.50 | 6 | 0.83 | 15 | 12.45 | |
| | Hafner, Christian | | | 2115 | GER | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Goossens, Roel | | | 2036 | BEL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Russo, Bruno | | | 2025 | BEL | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Gorshkov, Leonid | | | 2108 | RUS | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Vingerhoets, Luc | | | 2082 | BEL | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Hulpia, Fabian | | | 2028 | BEL | 0.50 | 1 | 0.18 | 15 | 2.70 | |
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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