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Individual Calculations May 2010 |
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| De Herdt, Yasseen Total change: -7.50 | |   |
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| Belgisch Jeugdkampioenschap 2010: -20/-18 | Houffalize | BEL | 2010-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1981 | 3.00 | 6 | -0.50 | 15 | -7.50 | |
|  Gijsen, Michelle | | | 1649 | BEL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Larmuseau, Michiel | | | 2059 | BEL | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Roos, David | | | 1903 | BEL | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Van Melkebeke, Willem | | | 1878 | BEL | 0.50 | 1 | -0.14 | 15 | -2.10 | |  De Ridder, Dieter | | | 1958 | BEL | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Samraoui, Medhi | | | 2017 | GER | 1.00 | 1 | 0.55 | 15 | 8.25 | |
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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