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Individual Calculations January 2013 |
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| Bertolini, Ettore Total change: -5.10 | |   |
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| OP 2 La Meridiana | Perugia | ITA | 2012-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1843 | 1803 | 1.00 | 3 | -0.34 | 15 | -5.10 | |
|  Colasante, Marianna | | | 1625 | ITA | 1.00 | 1 | 0.27 | 15 | 4.05 | |  Carnicelli, Valerio | | | 2030 | ITA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Rosato, Dario | | | 1873 | ITA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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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