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Individual Calculations February 2016 |
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| Petragnani, Gian Giacomo Total change: -20.80 | |   |
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| OP 6 Scacchi d'Inverno | Arco di Trento | ITA | 2015-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1704 | 1.00 | 5 | -1.04 | 20 | -20.80 | |
|  Bertani, Gianfranco | | | 2104 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Marziali, Giulio | | | 1991 | ITA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Zenari, Marco | | | 1824 | ITA | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Vinciguerra, Riccardo | | | 1567 | ITA | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Marchesich, Giovanni | | | 1479 | ITA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | * 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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