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Individual Calculations July 2009 |
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| Dessy, Eugenio Total change: -8.10 | |   |
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| CR Sardegna | Oristano | ITA | 2009-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1673 | 0.00 | 2 | -0.77 | 15 | -11.55 | |
|  Messina, Ottavio | | | 2023 | ITA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Di Pinto, Vincenzo | | | 1554 | ITA | 0.00 | 1 | -0.66 | 15 | -9.90 | |
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 Coppa Citta' di Cagliari | Cagliari | ITA | 2009-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1673 | 2.00 | 5 | 0.93 | 15 | 13.95 | |
| | Palmas, Alessandro | | | 1840 | ITA | 1.00 | 1 | 0.72 | 15 | 10.80 | |  Paulesu, Sebastiano | | | 1961 | ITA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Neri, Enzo | | | 2023 | ITA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Deruda, Leonardo | | | 1884 | ITA | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Boi, Fausto | | | 1830 | ITA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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 3 Capo d'Orso | Porto Mannu | ITA | 2009-05-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1673 | 0.50 | 6 | -0.70 | 15 | -10.50 | |
| | Porpora, Ivano | | | 1871 | ITA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Gohil, Harry | f | | 2023 | GER | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Papale, Carmelo | | | 1893 | ITA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Brown, Thomas | | | 2023 | WLS | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Porzio, Massimo | | | 1901 | ITA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Savarese, Vincenzo | | | 1817 | ITA | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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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