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Individual Calculations December 2015 |
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| Messina, Enrico Total change: 20.00 | |   |
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| OP Memorial Achille Giglio | Napoli | ITA | 2015-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 2144 | 5.50 | 6 | 1.00 | 20 | 20.00 | |
|  Isoldo, Ciro | | | 1744 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Di Meo, Antonio | | | 1844 | ITA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Cosenza, Gianni | | | 1961 | ITA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Cocchia, Umberto | | | 1822 | ITA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Buiano, Fabio | | | 2106 | ITA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Zinnai, Graziano Matteo | | | 2097 | ITA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | * 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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