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Individual Calculations September 2009 |
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| Valbusa, Lorenzo Total change: 32.85 | |   |
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| Campionato Italiano under 14 | Courmayeur | ITA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1772 | 1.00 | 2 | 0.54 | 15 | 8.10 | |
|  De Filomeno, Simone | | | 2122 | ITA | 1.00 | 1 | 0.89 | 15 | 13.35 | |  Boraso, Alessio | | | 1882 | ITA | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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 5. La Birreria Pedavena | Pedavena | ITA | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1749 | 2.50 | 5 | 1.25 | 15 | 18.75 | |
| | Lavric, Mihail | | | 1986 | ITA | 1.00 | 1 | 0.80 | 15 | 12.00 | | | Occari, Maurizio | | | 2039 | ITA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Zamengo, Bruno | | | 1847 | ITA | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Binder, Andrea | | | 1898 | ITA | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Boscolo, Federico | | | 1973 | ITA | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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 Spilimbergo | Spilimbergo | ITA | 2009-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 1749 | 1.00 | 3 | 0.40 | 15 | 6.00 | |
| | Della Pietra, Andrea | | | 2149 * | ITA | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Cozzarin, Davide | | | 2029 | ITA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Capizzi, Biagio | | | 1849 | ITA | 0.50 | 1 | 0.14 | 15 | 2.10 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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