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Individual Calculations September 2012 |
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| Bortolotti, Silvano Total change: -1.95 | |   |
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| OP 12 Valle del Chiese | Condino | ITA | 2012-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1772 | 3.00 | 7 | -0.13 | 15 | -1.95 | |
|  Popa, Claudio | c | | 2146 | ITA | 0.50 | 1 | 0.40 | 15 | 6.00 | |  Brun, Dario | | | 2172 * | ITA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Licandro, Michele | | | 1577 | ITA | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Pellicoro, Roberto | | | 1530 | ITA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Petragnani, Alessandro | | | 1963 | ITA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Galas, Franco | | | 1756 | ITA | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Simoni, Giulio | | | 1680 | ITA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | * 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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