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Individual Calculations April 2009 |
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| Petrini, Roberto Total change: -22.05 | |   |
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| 24e Open International d'Hiver de Nice | Nice | FRA | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 2076 | 3.50 | 7 | -1.47 | 15 | -22.05 | |
|  Brih, Said | | | 2243 | FRA | 0.00 | 1 | -0.28 | 15 | -4.20 | |  Stella, Luca | | | 1911 | ITA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Lissine, Vladimir | | | 1781 | FRA | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Lupini, Stefano | | | 1919 | ITA | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Sabo-Benke, Daniel | | | 1947 | FRA | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Copin, Valentin | | | 1726 | FRA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Spatola, Joseph | | | 1782 | FRA | 0.50 | 1 | -0.35 | 15 | -5.25 | |
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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