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Individual Calculations July 2009 |
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| Arata, Roberto Mario Total change: 6.45 | |   |
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| CP Imperia | Imperia | ITA | 2009-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 2240 | 3.00 | 3 | 0.43 | 15 | 6.45 | |
|  Rossi Cassani, Gianni | | | 1890 | ITA | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Faraci, Antonino | | | 2012 | ITA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Ruggeri, Claudio | | | 1890 | ITA | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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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