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Individual Calculations June 2019 |
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| Mattavelli, Italo Total change: -10.80 | |   |
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| OP 26 Reggio Emilia | Reggio nell'Emilia | ITA | 2019-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1704 | 2.50 | 5 | -0.54 | 20 | -10.80 | |
|  Canossa, Riccardo | | | 1304 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sacchetti, Andrea | | | 1825 | ITA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Federzoni, Stefano | | | 1304 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mammi, Samuele | | | 1765 | ITA | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Bocceda, Carlo | | | 1745 | ITA | 0.00 | 1 | -0.44 | 20 | -8.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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