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Individual Calculations September 2009 |
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| Morello, Guido Total change: 7.35 | |   |
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| Campionato Italiano under 16 | Courmayeur | ITA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1947 | 3.50 | 6 | -0.23 | 15 | -3.45 | |
|  De Luca, Fabio | | | 1800 | ITA | 1.00 | 1 | 0.30 | 15 | 4.50 | |  Stella, Andrea | | | 2276 | ITA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Rasulo, Stefano | | | 1774 | ITA | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Canocchi, Alberto | | | 1752 | ITA | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Bertozzi, Luca | | | 1740 | ITA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Verardi, Alessandro | | | 1828 | ITA | 1.00 | 1 | 0.34 | 15 | 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 XV Gioiosa Marea | Gioiosa Marea | ITA | 2009-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 1952 | 4.00 | 9 | 0.46 | 15 | 6.90 | |
| | Bentivegna, Francesco | f | | 2324 | ITA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | De Sallier, Francois | | | 2117 | FRA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Sileci, Salvatore | | | 1810 | ITA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Rodmacq, Clement | | | 1973 | FRA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Ouadi, Wahbi | | | 1976 | FRA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Amberlin, Yann | | | 1896 | FRA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Pinton, Maurizio | | | 2117 | ITA | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Valguarnera, Girolamo | | | 2151 | ITA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Alfarone, Giovanni | | | 2000 | ITA | 1.00 | 1 | 0.57 | 15 | 8.55 | |
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 XVII N. La Rosa | Mazara del Vallo | ITA | 2009-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 1952 | 1.00 | 3 | 0.26 | 15 | 3.90 | |
| | Mangione, Claudio | | | 2074 | ITA | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Naumkin, Igor | g | | 2352 * | RUS | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Vincenzi, Marco | | | 2080 | ITA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | * 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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