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Individual Calculations April 2009 |
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| Stella, Luca Total change: 33.60 | |   |
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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 |
| 2023 | 1911 | 4.50 | 7 | 1.95 | 15 | 29.25 | |
|  Meylan, Andre | | | 1794 | SUI | 1.00 | 1 | 0.34 | 15 | 5.10 | |  Petrini, Roberto | | | 2076 | ITA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Copin, Valentin | | | 1725 | FRA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Ter Sarkissoff, Jean-Jacques | | | 2059 | FRA | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Zermiche, Cherif | | | 2144 | FRA | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Rouzaud, Philippe | | | 2261 | FRA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Henneteau, Jeremy | | | 2105 | FRA | 0.50 | 1 | 0.25 | 15 | 3.75 | |
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) | | | | WE Scacchi tra le Torri - B | Melegnano | ITA | 2009-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1710 | 1908 | 2.50 | 3 | 0.29 | 15 | 4.35 | |
| | Potenza, Gaetano | | | 1709 | ITA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Sperli`, Maurizio | | | 1558 | ITA | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Maccarini, Luca | | | 1863 | ITA | 1.00 | 1 | 0.44 | 15 | 6.60 | |
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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