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Individual Calculations April 2009 |
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| Sibille, Ettore Total change: 28.75 | |   |
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| CP Alessandria | Alessandria | ITA | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 2009 | 3.00 | 4 | 1.15 | 25 | 28.75 | |
|  Grattarola, Fabio | | | 2117 | ITA | 1.00 | 1 | 0.65 | 25 | 16.25 | |  Lucchese, Paolo | | | 1997 | ITA | 0.50 | 1 | -0.02 | 25 | -0.50 | | | Ongarelli, Marco | | | 2163 | ITA | 0.50 | 1 | 0.21 | 25 | 5.25 | | | Porzio, Massimo | | | 1869 | ITA | 1.00 | 1 | 0.31 | 25 | 7.75 | |
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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