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Individual Calculations April 2009 |
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| De Rosa, Francesco Total change: 19.50 | |   |
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| OP Inverno al Vomero | Napoli | ITA | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1948 | 3.50 | 4 | 1.30 | 15 | 19.50 | |
|  Ricci, Giuseppe | | | 1911 | ITA | 1.00 | 1 | 0.45 | 15 | 6.75 | |  Esposito, Rosario | | | 1867 | ITA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | De Meo, Guido | | | 1974 | ITA | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Caiazzo, Diego | | | 1892 | ITA | 1.00 | 1 | 0.42 | 15 | 6.30 | |
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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