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Individual Calculations September 2012 |
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| Petragnani, Alessandro Total change: -41.40 | |   |
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| OP 12 Valle del Chiese | Condino | ITA | 2012-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 1963 | 3.00 | 6 | -1.38 | 30 | -41.40 | |
|  Simoni, Giulio | | | 1680 | ITA | 0.50 | 1 | -0.34 | 30 | -10.20 | |  Girelli, Sergio | | | 1889 | ITA | 0.00 | 1 | -0.60 | 30 | -18.00 | | | Calabrese, Maurizio | | | 1563 * | ITA | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Simoncini, Francesco | | | 1839 | ITA | 0.00 | 1 | -0.67 | 30 | -20.10 | | | Bortolotti, Silvano | | | 1772 | ITA | 1.00 | 1 | 0.25 | 30 | 7.50 | | | Schaberg, Wolfgang | | | 1887 | ITA | 0.50 | 1 | -0.10 | 30 | -3.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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