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Individual Calculations September 2009 |
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| Mazzarella, Antonio Total change: -28.50 | |   |
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| OP 16 Citta' di Campobasso | Campobasso | ITA | 2009-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 2048 | 2.00 | 5 | -1.14 | 25 | -28.50 | |
|  Rizzo, Giacomo | | | 1720 | ITA | 0.00 | 1 | -0.87 | 25 | -21.75 | | | Sannino, Raffaele | | | 2015 | ITA | 0.50 | 1 | -0.05 | 25 | -1.25 | |  Grasso, Nino | | | 1971 | ITA | 1.00 | 1 | 0.39 | 25 | 9.75 | | | Colucci, Stefano | | | 1994 | ITA | 0.50 | 1 | -0.08 | 25 | -2.00 | | | Lisi, Davide | | | 2023 | ITA | 0.00 | 1 | -0.53 | 25 | -13.25 | |
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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