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Individual Calculations April 2009 |
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| Zarzaca, Vincenzo Total change: 17.00 | |   |
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| CP Messina | Pace del Mela | ITA | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 1886 | 1.50 | 3 | 0.68 | 25 | 17.00 | |
|  Napoli Costa, Aurelio | | | 2069 | ITA | 1.00 | 1 | 0.74 | 25 | 18.50 | |  Pinton, Maurizio | | | 2114 | ITA | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Alfarone, Giovanni | | | 1998 | ITA | 0.50 | 1 | 0.15 | 25 | 3.75 | |
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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