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Individual Calculations April 2009 |
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| Piga, Antonello Total change: 8.00 | |   |
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| OP 30 Coppa Citta' di Sassari | Sassari | ITA | 2008-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1699 | 1.50 | 4 | 0.32 | 25 | 8.00 | |
|  Goffi, Cesare | | | 1861 | ITA | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Fenu, Salvatore | | | 1960 | ITA | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Pili, Erika | | | 1826 | ITA | 0.50 | 1 | 0.17 | 25 | 4.25 | |  Pais, Mario | | | 1784 | ITA | 1.00 | 1 | 0.62 | 25 | 15.50 | |
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) | | |
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