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Individual Calculations September 2009 |
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| De Cat, Ben Total change: 6.50 | |   |
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| 20th NATO Chess Championship | Hammelburg | GER | 2009-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 1920 | 1.00 | 3 | 0.26 | 25 | 6.50 | |
|  Mestek, Igor | | | 2158 | SLO | 0.00 | 1 | -0.20 | 25 | -5.00 | |  Wagenaar, Harm Theo | | | 2070 | NED | 1.00 | 1 | 0.70 | 25 | 17.50 | | | Prevot, Jean-Luc | | | 2119 | FRA | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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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