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Individual Calculations March 2011 |
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| Lefebvre, Willy Total change: -33.50 | |   |
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| Open International de Béthune - Tournoi C | BETHUNE | FRA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1722 | 0.50 | 3 | -1.34 | 25 | -33.50 | |
|  Chmielina, Maxence | | | 1617 | FRA | 0.00 | 1 | -0.64 | 25 | -16.00 | | | Damarez, Philippe | | | 1657 | FRA | 0.50 | 1 | -0.09 | 25 | -2.25 | |  Fleurquin, Bastien | | | 1639 | FRA | 0.00 | 1 | -0.61 | 25 | -15.25 | |
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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