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Individual Calculations September 2009 |
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| Gandolfi, Gianfranco Total change: -18.60 | |   |
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| OP XIV Memorial Bertolini | Genova | ITA | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 1854 | 1.50 | 4 | -0.36 | 15 | -5.40 | |
|  Xia, Jie | | | 2204 | ITA | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Formento, Paolo | | | 1802 | ITA | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Pesce, Leandro | | | 1737 | ITA | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Pedemonte, Claudio | | | 1841 | ITA | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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) | | | | FE 6. Marche Estate | Senigallia | ITA | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1880 | 2.50 | 6 | -0.27 | 15 | -4.05 | |
| | Brunello, Marina | | wf | 2159 | ITA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Marvin, Elio | | | 1742 | ITA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Lotti, Fabio | | | 1990 | ITA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Iacoacci, Giancarlo | | | 1770 | ITA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Maddaloni, Giovanni | | | 1791 | ITA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Bettera, Roberto | | | 2027 | ITA | 0.00 | 1 | -0.30 | 15 | -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) | | | | FE 4. Memorial Aldo Perini | Senigallia | ITA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 1880 | 3.00 | 8 | -0.61 | 15 | -9.15 | |
| | Ferrante, Marco | | | 2128 | ITA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Tittarelli, Edith | | | 1620 | ITA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Rebeggiani, Luca | | | 2019 | ITA | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Iacoacci, Giancarlo | | | 1770 | ITA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Rovedi, Mauro | | | 2033 | ITA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Cirrincione, Giansalvo | | | 1975 | ITA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Briffault, Philippe | | | 1954 | ITA | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Saccani, Ettore | | | 1828 | ITA | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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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