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Individual Calculations December 2018 |
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| Biffi, Roberto Total change: 11.40 | |   |
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| OP 36 Coppa Oro | Villa Guardia | ITA | 2018-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1592 | 1583 | 3.50 | 6 | 0.57 | 20 | 11.40 | |
|  Zangheratti, Daniele | | | 1843 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Gonella, Graziano | | | 1183 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gualano, Roberto | | | 1325 | ITA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Lanza, Francesco Paolo | | | 1613 | ITA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Capata, Ion | | | 1983 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ghezzi, Carlo | | | 1604 | ITA | 0.50 | 1 | 0.03 | 20 | 0.60 | | | * 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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