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Individual Calculations July 2009 |
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| Mattavelli, Italo Total change: -26.00 | |   |
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| FE 13 Salsomaggiore - B | Salsomaggiore Terme | ITA | 2009-05-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1840 | 0.50 | 3 | -1.04 | 25 | -26.00 | |
|  Giordani, Roberto | | | 1768 | ITA | 0.50 | 1 | -0.10 | 25 | -2.50 | |  Delle Fave, Fabio | | | 1783 | ITA | 0.00 | 1 | -0.58 | 25 | -14.50 | | | Cocuzzi, Edoardo | | | 1946 | ITA | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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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