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Individual Calculations April 2009 |
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| Vignato, Giovanni Total change: -6.30 | |   |
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| OP Memorial S. Nobile | Roma | ITA | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 2034 | 1.00 | 2 | -0.42 | 15 | -6.30 | |
|  Castellano, Lorenzo | | | 1827 | ITA | 1.00 | 1 | 0.23 | 15 | 3.45 | |  Prudenzano, Ruggero | | | 1923 | ITA | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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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