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Individual Calculations April 2015 |
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| Ferretti, Carlo Total change: 12.40 | |   |
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| OP 18 Berruto | Nichelino | ITA | 2015-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 2016 | 4.50 | 6 | 0.62 | 20 | 12.40 | |
|  Alemanni, Marco | | | 1705 | ITA | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Manunta, Andrea | | | 1885 | ITA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Marguati, Massimiano | | | 1912 | ITA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | D Ingiullo, Roberto | | | 2059 | ITA | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Alaimo, Cristian | | | 1860 | ITA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Di Chiara, Mauro | | | 1979 | ITA | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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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