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Individual Calculations July 2009 |
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| Attuati, Stefano Total change: 4.00 | |   |
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| OP Bergamo - B | Bergamo | ITA | 2009-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1774 | 0.50 | 2 | -0.39 | 25 | -9.75 | |
|  Villalba, Fernando | | | 1938 | ITA | 0.50 | 1 | 0.22 | 25 | 5.50 | |  Tomassetti, Giuseppe | | | 1697 | ITA | 0.00 | 1 | -0.61 | 25 | -15.25 | |
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) | | | | OP Memorial Nìcola Palladino | Milano | ITA | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1772 | 2.00 | 5 | 0.13 | 25 | 3.25 | |
| | Barberi, Alessandro | | | 2120 | ITA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Lavric, Mihail | | | 1984 | ITA | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Poletto, Daniele | | | 1796 | ITA | 1.00 | 1 | 0.53 | 25 | 13.25 | | | Vittadini, Attilio | | | 1865 | ITA | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Colombani, Camillo | | | 1631 | ITA | 1.00 | 1 | 0.31 | 25 | 7.75 | |
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) | | | | OP Giugno | Milano | ITA | 2009-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1772 | 1.50 | 4 | 0.42 | 25 | 10.50 | |
| | Barberi, Alessandro | | | 2120 | ITA | 0.50 | 1 | 0.39 | 25 | 9.75 | | | De Santis, Massimo | | | 1909 | ITA | 1.00 | 1 | 0.68 | 25 | 17.00 | | | Guzzetti, Luigi Enrico | | | 1891 | ITA | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Rossi, Giampiero | | | 1915 | ITA | 0.00 | 1 | -0.31 | 25 | -7.75 | |
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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