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Individual Calculations September 2009 |
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| Marguerettaz, Davy Total change: 0.75 | |   |
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| Campionato Italiano under 16 | Courmayeur | ITA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 2056 | 5.50 | 8 | -0.11 | 15 | -1.65 | |
|  Rombaldoni, Brian | | | 1831 | ITA | 1.00 | 1 | 0.22 | 15 | 3.30 | |  Blengino, Luca | | | 1894 | ITA | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Rossetti, Alberto | | | 1900 | ITA | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Talo`, Angelo | | | 1791 | ITA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Bonassi, Tommaso | | | 1819 | ITA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Canocchi, Alberto | | | 1752 | ITA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Stella, Andrea | | | 2276 | ITA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Puleo, Diego | | | 1895 | ITA | 1.00 | 1 | 0.29 | 15 | 4.35 | |
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 9. Valle del Chiese | Condino | ITA | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 2048 | 2.50 | 5 | 0.16 | 15 | 2.40 | |
| | Hortensius, Kees | | | 1658 | NED | 0.50 | 1 | -0.41 | 15 | -6.15 | | | Gardi, Giuseppe | | | 2017 | ITA | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Stets, Dmitry | m | | 2427 | UKR | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Rossi, Giampiero | | | 1934 | ITA | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Dittmar, Peter | f | | 2357 | GER | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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) | | |
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