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Individual Calculations April 2009 |
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| Rizza, Francesco Total change: 40.30 | |   |
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| OP 4 Trofeo dell'Etna | Mascalucia | ITA | 2008-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2059 | 1924 | 2.00 | 3 | 1.03 | 25 | 25.75 | |
|  Imbraguglia, Fabio | | | 2072 | ITA | 0.00 | 1 | -0.30 | 25 | -7.50 | |  Marano, Salvatore | | | 1959 | ITA | 1.00 | 1 | 0.55 | 25 | 13.75 | | | Santagati, Alessandro | | | 2147 | ITA | 1.00 | 1 | 0.78 | 25 | 19.50 | |
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) | | | NOTE: K factor changed | | OP Memorial Lorena Fronte | Pachino | ITA | 2008-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2046 | 1900 | 3.00 | 6 | 1.05 | 15 | 15.75 | |
| | Gromovs, Sergejs | f | | 2250 | ITA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Bocci, Alessandro | | | 1904 | ITA | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Fiducioso, Marco | | | 2150 | ITA | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Russo, Alfio | | | 1953 | ITA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Tondo, Salvatore | | | 1873 | ITA | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Santagati, Alessandro | | | 2147 | ITA | 1.00 | 1 | 0.81 | 15 | 12.15 | |
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) | | | NOTE: K factor changed | | CP Catania | Catania | ITA | 2009-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 1990 | 2.00 | 4 | -0.08 | 15 | -1.20 | |
| | Russo, Alfio | | | 1954 | ITA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Meli, Massimo | | | 1895 | ITA | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Imbraguglia, Fabio | | | 2072 | ITA | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Grasso, Gaetano | | | 1981 | ITA | 0.50 | 1 | -0.01 | 15 | -0.15 | |
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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