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Individual Calculations July 2017 |
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| Piantieri, Guido Total change: -7.60 | |   |
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| CR Abruzzo 2017 | Pescara | ITA | 2017-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1847 | 2.00 | 4 | -0.38 | 20 | -7.60 | |
|  Marrocco, Dario | | | 1722 | ITA | 0.50 | 1 | -0.17 | 20 | -3.40 | |  Di Giacinto, Gaudio | | | 1465 | ITA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Santurbano, Maria Vincenza | | | 1797 | ITA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Rotoni, Matteo | | | 2060 | ITA | 0.00 | 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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