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Individual Calculations April 2017 |
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| Mattarella, Pietro Total change: 6.60 | |   |
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| CP 19 Agrigento 2017 | Favara | ITA | 2017-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1763 | 2.50 | 4 | 0.33 | 20 | 6.60 | |
|  Del Vivo, Marco | | | 1877 | ITA | 0.50 | 1 | 0.16 | 20 | 3.20 | |  Marturana, Daniele | | | 1813 | ITA | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Maggio, Baldassare | | | 1646 | ITA | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Arangio, Roberto | | | 1582 | ITA | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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