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Individual Calculations December 2017 |
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| Mattarella, Pietro Total change: 17.00 | |   |
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| FE 10 i Dioscuri - Memorial F. Vetro - B | Favara | ITA | 2017-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1737 | 4.00 | 5 | 0.85 | 20 | 17.00 | |
|  Orlando, Santo | | | 1545 | ITA | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Mendola, Giovanni | | | 1642 | ITA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Migliorisi, Carmelo Igor | | | 1660 | ITA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Tomassetti, Giuseppe | | | 1585 | ITA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Rosolia, Giuseppe | | | 1765 | ITA | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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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