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Individual Calculations January 2011 |
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| Giacchetti, Claudio Total change: -8.75 | |   |
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| CP Chieti | Chieti | ITA | 2010-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 2093 | 2.50 | 4 | -0.35 | 25 | -8.75 | |
|  Tacconelli, Valentino | | | 1877 | ITA | 0.50 | 1 | -0.28 | 25 | -7.00 | | | Di Primio, Eugenia | | | 1956 | ITA | 1.00 | 1 | 0.32 | 25 | 8.00 | |  Antonelli, Alessandro | | | 1976 | ITA | 0.50 | 1 | -0.16 | 25 | -4.00 | | | Martella, Antonio | | | 1914 | ITA | 0.50 | 1 | -0.23 | 25 | -5.75 | |
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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