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Individual Calculations August 2015 |
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| Arena, Ignazio Total change: 66.40 | |   |
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| Campionato Italiano u12 2015 | Montesilvano | ITA | 2015-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1542 | 1402 | 0.00 | 2 | -0.63 | 40 | -25.20 | |
|  Esposito, Bruno | | | 1483 | ITA | 0.00 | 1 | -0.39 | 40 | -15.60 | |  Ballotti, Luca | | | 1600 | ITA | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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 Bergamo 2015 - C | Bergamo | ITA | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1572 | 1424 | 3.50 | 4 | 2.29 | 40 | 91.60 | |
| | Hali, Jacques | | | 1557 | ITA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Maffeis, Fabio | | | 1593 | ITA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Biava, Pierluigi | | | 1588 | ITA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Minali, Simone | | | 1550 | ITA | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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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