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Individual Calculations July 2009 |
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| De Santis, Massimo Total change: -16.05 | |   |
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| OP Accademia serale | Milano | ITA | 2009-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1909 | 1.00 | 3 | -0.54 | 15 | -8.10 | |
|  Bracci, Andrea | | | 1778 | ITA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Di Paola, Antonio | | | 1740 | ITA | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Iudicello, Marco | | | 2220 | ITA | 0.00 | 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) | | | | OP Giugno | Milano | ITA | 2009-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1909 | 1.50 | 3 | -0.53 | 15 | -7.95 | |
| | Magistroni, Imerio | | | 1649 | ITA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Attuati, Stefano | | | 1772 | ITA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Di Giuseppe, Giovanni | | | 1889 | ITA | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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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