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Individual Calculations December 2014 |
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| Mattavelli, Italo Total change: -16.60 | |   |
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| FE 21 Autunno Scacchistico Veneziano - B | Venezia | ITA | 2014-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1760 | 1.00 | 4 | -0.83 | 20 | -16.60 | |
|  Ballarin, Gabriele | | | 1910 | ITA | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Viviani, Bruno | | | 1709 | ITA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Dalla Palma, Giovanni | | | 1846 | ITA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Necchi, Flavio | | | 1704 | ITA | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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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