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Individual Calculations July 2011 |
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| Piergentili, Roberto Total change: -1.20 | |   |
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| CR Marche 2011 | Civitanova Marche | ITA | 2011-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1750 | 1.00 | 3 | -0.08 | 15 | -1.20 | |
|  Fioravanti, Emidio | | | 1945 | ITA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Marinucci, Johnny | | | 1762 | ITA | 0.50 | 1 | 0.02 | 15 | 0.30 | |  Renzetti, Leonardo | | | 1859 | ITA | 0.50 | 1 | 0.15 | 15 | 2.25 | |
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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