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Individual Calculations September 2021 |
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| Bonetti, Alberto Total change: 49.20 | |   |
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| WE 9 La birreria - B | Pedavena | ITA | 2021-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1392 | 1.00 | 4 | -0.05 | 40 | -2.00 | |
|  Cecchetto, Vanni | | | 1732 | ITA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Ranzato, Paolo | | | 1747 | ITA | 0.50 | 1 | 0.39 | 40 | 15.60 | |  Grudina, Marco | | | 1665 | ITA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Steffenato, Alberto | | | 1283 | ITA | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | CIG 2021 - Finale U12 | Salsomaggiore Terme | ITA | 2021-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1517 | 1486 | 5.00 | 8 | 1.28 | 40 | 51.20 | |
| | Zarrilli, Niccolo | | | 1166 | ITA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Siloci, Paolo | | | 1279 | ITA | 1.00 | 1 | 0.23 | 40 | 9.20 | | | La Barbera, Manfredi | | | 1653 | ITA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Serea, Gabriele | | | 1689 | ITA | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Lin, Boyuan | | | 1507 | ITA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Perossa, Nicolas | | | 1886 * | ITA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pilo, Sergio | | | 1585 | ITA | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Zerilli, Amos Giacomo | | | 1374 | ITA | 0.00 | 1 | -0.65 | 40 | -26.00 | | | * 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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