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Individual Calculations April 2009 |
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| Pecorari, Marcello Total change: -8.55 | |   |
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| CP L'Aquila | L'Aquila | ITA | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 2069 | 2.00 | 4 | -0.57 | 15 | -8.55 | |
|  Giacchetti, Lorenzo | | | 1825 | ITA | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Di Pietro, Gabriele | | | 1886 | ITA | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Luigini, Ottavio | | | 2044 | ITA | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Di Cecco, Giuseppe | | | 2072 | ITA | 0.00 | 1 | -0.50 | 15 | -7.50 | |
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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