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Individual Calculations May 2015 |
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| Arata, Roberto Mario Total change: -28.20 | |   |
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| CIS 2015 - A2 Girone 1 | Santa Margherita Ligure | ITA | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 2175 | 1.00 | 4 | -1.41 | 20 | -28.20 | |
|  Ciuffoletti, Paolo | | | 2169 | ITA | 0.00 | 1 | -0.51 | 20 | -10.20 | |  Donati, Roberto | | | 2128 | ITA | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Gioseffi, Massimiliano | | | 2134 | ITA | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Manino, Edoardo | | | 1967 | ITA | 1.00 | 1 | 0.23 | 20 | 4.60 | |
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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