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Individual Calculations March 2011 |
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| Castelli, Giovanni J. Total change: -5.70 | |   |
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| CP Trapani 2011 | Erice - Mazara del Vallo | ITA | 2011-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 1821 | 1.00 | 3 | -0.38 | 15 | -5.70 | |
|  Lo Piccolo, Antonino | | | 1851 | ITA | 0.50 | 1 | 0.04 | 15 | 0.60 | |  Savalla, Pietro | | | 1742 | ITA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Messina, Damiano | | | 1961 | ITA | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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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