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Individual Calculations April 2009 |
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| Taffi, Andrea Total change: -14.55 | |   |
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| CP Livorno | Livorno | ITA | 2009-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1743 | 1.00 | 4 | -0.31 | 15 | -4.65 | |
|  Cheli, Giancarlo | | | 2017 | ITA | 0.50 | 1 | 0.33 | 15 | 4.95 | |  Soventi, Maurizio | | | 1891 | ITA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Carnio, Fortunato | | | 1806 | ITA | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Giuntoli, Stefano | | | 1792 | ITA | 0.50 | 1 | 0.07 | 15 | 1.05 | |
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) | | | | CP Pisa | Pisa | ITA | 2009-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 1743 | 0.00 | 3 | -0.66 | 15 | -9.90 | |
| | Rinaldi, Francesco | | | 2093 | ITA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Codenotti, Marco | | | 1992 | ITA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Landi, Andrea | | | 1844 | ITA | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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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