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Individual Calculations January 2010 |
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| Vannelli, Vittorio Total change: -23.40 | |   |
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| OP 5 I like Elo | Roma | ITA | 2009-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 1850 | 1.00 | 3 | 0.00 | 15 | 0.00 | |
|  Di Mauro, Giuseppe | | | 1953 | ITA | 1.00 | 1 | 0.64 | 15 | 9.60 | |  Giuliani, Sante | | | 1988 | ITA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Simeone, Giulio | | | 1979 | ITA | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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) | | | | OP DLF Steinitz | Roma | ITA | 2009-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1850 | 0.50 | 5 | -1.56 | 15 | -23.40 | |
| | Quimi, Marco | | | 2155 | PER | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Carola, Paolo | | | 1907 | ITA | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Carnicelli, Valerio | | | 1756 | ITA | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Marino, Oscar | | | 1876 | ITA | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Rocchetti, Marco | | | 1916 | ITA | 0.00 | 1 | -0.41 | 15 | -6.15 | |
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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