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Individual Calculations September 2009 |
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| Diena, Giovanni Total change: -12.75 | |   |
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| OP XIV Memorial Bertolini | Genova | ITA | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 1851 | 0.50 | 3 | -0.85 | 15 | -12.75 | |
|  Cirabisi, Federico | | | 2112 | ITA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Formento, Paolo | | | 1802 | ITA | 0.50 | 1 | -0.07 | 15 | -1.05 | |  Restifo, Katiuscia | | | 1779 | ITA | 0.00 | 1 | -0.60 | 15 | -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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