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Individual Calculations January 2010 |
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| Zuccarelli, Angelo Total change: 7.80 | |   |
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| OP XII Coppa Sinnai | Sinnai | ITA | 2009-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1910 | 1894 | 1.50 | 3 | 0.02 | 15 | 0.30 | |
|  Erriu, Giampiero | | | 1757 | ITA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Ibba, Isacco | | | 2198 | ITA | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Lobina, Giulio | | | 1775 | ITA | 0.50 | 1 | -0.16 | 15 | -2.40 | |
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 31. Citta' di Sassari | Sassari | ITA | 2009-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1891 | 4.50 | 7 | 0.50 | 15 | 7.50 | |
| | Peru, Mario | | | 1633 | ITA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Di Pinto, Vincenzo | | | 1540 | ITA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Bitti, Sandro | | | 1750 | ITA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Neri, Enzo | | | 2043 | ITA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Cherchi, Marco | | | 1729 | ITA | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Messina, Giuseppe Ottavio | | | 2089 | ITA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Caglio, Luigi | | | 2002 | ITA | 1.00 | 1 | 0.65 | 15 | 9.75 | |
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) | | |
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