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Individual Calculations July 2009 |
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| Viviani, Alessio Total change: -19.25 | |   |
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| CR Abruzzo | Bellante | ITA | 2009-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1912 | 0.50 | 3 | -0.77 | 25 | -19.25 | |
|  Luigini, Ottavio | | | 2055 | ITA | 0.00 | 1 | -0.31 | 25 | -7.75 | |  Antonelli, Alessandro | | | 1915 | ITA | 0.00 | 1 | -0.50 | 25 | -12.50 | | | Giobbi, Costantino | | | 1941 | ITA | 0.50 | 1 | 0.04 | 25 | 1.00 | |
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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