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Individual Calculations September 2011 |
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| Simonini, Mattia Total change: -17.40 | |   |
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| CIG Under 16 | Porretta Terme | ITA | 2011-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1722 | 1762 | 0.50 | 2 | -0.58 | 30 | -17.40 | |
|  Boraso, Alessio | | | 1925 | ITA | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Donati, Marco | | | 1518 | ITA | 0.50 | 1 | -0.30 | 30 | -9.00 | |
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) | | |
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