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Individual Calculations July 2011 |
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| Piazza, Dario Total change: 15.25 | |   |
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| CR Sicilia 2011 | Marsala | ITA | 2011-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 1751 | 2.00 | 5 | 0.61 | 25 | 15.25 | |
|  Arnetta Maria, Teresa | | wf | 2084 | ITA | 1.00 | 1 | 0.88 | 25 | 22.00 | | | Bertino, Giacomo | | | 1991 | ITA | 0.50 | 1 | 0.30 | 25 | 7.50 | |  Campo, Renato | | | 1984 | ITA | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Gueci, Tea | | | 1741 | ITA | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Melograni, Francesco | | | 1862 | ITA | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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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