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Individual Calculations August 2012 |
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| Pirrello, Christian Total change: 20.40 | |   |
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| 25 Campionato Italiano u12 | Ragusa | ITA | 2012-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1475 | 1.50 | 4 | 0.59 | 30 | 17.70 | |
|  Corona, Rafaele | | | 1643 | ITA | 0.50 | 1 | 0.22 | 30 | 6.60 | |  Arbore, Daniele | | | 1668 | ITA | 1.00 | 1 | 0.75 | 30 | 22.50 | | | Borghi, Dario | | | 1702 | ITA | 0.00 | 1 | -0.21 | 30 | -6.30 | | | Pomilio, Riccardo | | | 1751 | ITA | 0.00 | 1 | -0.17 | 30 | -5.10 | |
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 11 Citta' di Bergamo - C | Bergamo | ITA | 2012-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1475 | 2.00 | 4 | 0.09 | 30 | 2.70 | |
| | Swannie, Bryan | | | 1672 | ITA | 0.00 | 1 | -0.25 | 30 | -7.50 | | | Molinelli, Luigi | | | 1251 | ITA | 1.00 | 1 | 0.22 | 30 | 6.60 | | | Guerini, Sara | | | 1615 | ITA | 0.00 | 1 | -0.31 | 30 | -9.30 | | | Koureas, Panicos | | | 1426 | ITA | 1.00 | 1 | 0.43 | 30 | 12.90 | |
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) | | |
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