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Individual Calculations January 2012 |
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| Somma, Andrea Total change: 13.95 | |   |
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| OP 1° Trofeo Giorgio Porreca | Napoli | ITA | 2011-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1817 | 1781 | 2.00 | 6 | -0.70 | 15 | -10.50 | |
|  Esposito, Rosario | | | 1859 | ITA | 0.00 | 1 | -0.39 | 15 | -5.85 | |  D`errico, Francesco | | | 1788 | ITA | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Capozzoli, Silvio | | | 1904 | ITA | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Sciaudone, Francesco | | | 1825 | ITA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Di Gennaro, Antonio | | | 1674 | ITA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Solombrino, Giovanni | | | 1850 | ITA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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) | | | | VI CIS under 16 | Acqui Terme | ITA | 2011-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1781 | 3.00 | 4 | 1.63 | 15 | 24.45 | |
| | Reale, Simone | | | 1930 | ITA | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Pacini, Ermanno | | | 1843 | ITA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Carletti, Davide M. | | | 1727 | ITA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Boscolo, Federico | | | 2181 * | ITA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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