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Individual Calculations February 2013 |
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| Piazza, Giacomo Total change: -23.70 | |   |
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| OP 3 Amatori - Campionato Valdostano | Arvier | ITA | 2013-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1608 | 0.00 | 4 | -1.58 | 15 | -23.70 | |
|  Serrajotto, Marino | | | 1866 | ITA | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Bogatto, Mario | | | 1430 | ITA | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Pierantoni, Mauro | | | 1810 | ITA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Gennaro, Isabella | | | 1658 | ITA | 0.00 | 1 | -0.43 | 15 | -6.45 | |
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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