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Individual Calculations September 2009 |
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| Giobbi, Costantino Total change: 3.30 | |   |
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| CR Marche | Castelfidardo | ITA | 2009-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 1941 | 3.00 | 5 | 0.22 | 15 | 3.30 | |
|  Capito`, Mario | | | 1722 | ITA | 1.00 | 1 | 0.22 | 15 | 3.30 | |  Rotoni, Matteo | | | 2172 | ITA | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Gianfelici, Edoardo | | | 1999 | ITA | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Giampieri, Stefano | | | 1768 | ITA | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Silvestri, Giorgio | | | 1838 | ITA | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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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