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Individual Calculations September 2011 |
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| Costi, Giorgio Total change: -18.30 | |   |
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| OP Memorial Bertolini | Genova | ITA | 2011-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 1966 | 3.00 | 5 | -0.61 | 30 | -18.30 | |
|  Buselli, Claudio | | | 1676 | ITA | 1.00 | 1 | 0.16 | 30 | 4.80 | |  Del Noce, Roberto | | | 1859 | ITA | 0.00 | 1 | -0.65 | 30 | -19.50 | | | Caridi, Nicolo | | | 1795 | ITA | 0.50 | 1 | -0.23 | 30 | -6.90 | | | Rossi, Marco | | | 1783 | ITA | 1.00 | 1 | 0.26 | 30 | 7.80 | | | Saffioti, Massimo | | | 1859 | ITA | 0.50 | 1 | -0.15 | 30 | -4.50 | |
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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