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Individual Calculations January 2009 |
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| Bossi, Alessandro Total change: -10.20 | |   |
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| OP F. Bosi | Milano | ITA | 2008-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 2020 | 2.00 | 5 | -0.68 | 15 | -10.20 | |
|  Marinone, Lucio | | | 2008 | ITA | 0.50 | 1 | -0.02 | 15 | -0.30 | |  Cani, Gazmir | | | 1867 | ITA | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Cerioni, Armando | | | 1976 | ITA | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Gervasio, Francesco | | | 1974 | ITA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Quaranta, Cristiano | | | 2136 | ITA | 1.00 | 1 | 0.66 | 15 | 9.90 | |
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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