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Individual Calculations July 2009 |
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| Sibilio, Mario Total change: 7.35 | |   |
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| OP 9 Arrocco | Roma | ITA | 2009-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2157 | 2372 | 3.50 | 4 | 0.49 | 15 | 7.35 | |
|  Scoccianti, Raffaele | | | 2022 | ITA | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Lantini, Marco | | | 2204 | ITA | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Piscitelli, Vito | | | 2047 | ITA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Napoli, Nicolo` | f | | 2353 | ITA | 1.00 | 1 | 0.47 | 15 | 7.05 | |
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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