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Individual Calculations November 2009 |
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| Grattarola, Fabio Total change: -10.25 | |   |
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| WE Memorial L. Bombelli | Torino | ITA | 2009-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 2081 | 2.50 | 4 | -0.41 | 25 | -10.25 | |
|  Berutti, Mario | | | 1718 | ITA | 0.50 | 1 | -0.40 | 25 | -10.00 | | | Fassio, Francesco | | | 1681 * | ITA | 1.00 | 1 | 0.08 | 25 | 2.00 | |  Gussone, Claudio | | | 1809 | ITA | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Ranieri, Fabrizio | | | 2264 | ITA | 0.00 | 1 | -0.26 | 25 | -6.50 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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