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Individual Calculations July 2011 |
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| Piantieri, Guido Total change: -7.50 | |   |
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| CR Abruzzo 2011 | Teramo | ITA | 2011-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 1860 | 1.00 | 3 | -0.30 | 25 | -7.50 | |
|  Di Donatantonio, Franco | | | 2143 | ITA | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Di Biagio, Angelo | | | 1921 | ITA | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Scurti, Gino | | | 1694 | ITA | 1.00 | 1 | 0.28 | 25 | 7.00 | |
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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