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Individual Calculations January 2010 |
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| Marino, Oscar Total change: -44.75 | |   |
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| OP DLF Steinitz | Roma | ITA | 2009-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 1876 | 1.00 | 5 | -0.94 | 25 | -23.50 | |
|  Chiaretti, Roberto | | | 2165 | ITA | 0.00 | 1 | -0.16 | 25 | -4.00 | |  Lisi, Sebastiano | | | 1966 | ITA | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Pagano, Nunzio | | | 1980 | ITA | 0.00 | 1 | -0.36 | 25 | -9.00 | | | Vannelli, Vittorio | | | 1850 | ITA | 0.50 | 1 | -0.04 | 25 | -1.00 | | | Biondi, Massimo | | | 1879 | ITA | 0.50 | 1 | 0.00 | 25 | 0.00 | |
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 18. Palestrina | Palestrina | ITA | 2009-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 1876 | 1.00 | 5 | -0.85 | 25 | -21.25 | |
| | Vuelban, Virgilio | m | | 2276 * | PHI | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Venditti, Raffaele | | | 1738 | ITA | 1.00 | 1 | 0.31 | 25 | 7.75 | | | Castelfranchi, Carlo | | | 2154 | ITA | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Movileanu, Daniela | | | 1825 | ITA | 0.00 | 1 | -0.57 | 25 | -14.25 | | | Renzi, Marco | | | 1991 | ITA | 0.00 | 1 | -0.34 | 25 | -8.50 | | | * 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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