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Individual Calculations July 2021 |
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| Marchetti, Michael Total change: 6.80 | |   |
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| CR Abruzzo 2021 | Roseto degli Abruzzi | ITA | 2021-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1710 | 1844 | 3.50 | 5 | 0.34 | 20 | 6.80 | |
|  Tofu, Marco | | | 1444 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Navarra, Stefano | | | 1444 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Martinelli, Valeria | | | 1937 | ITA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Antonelli, Alessandro | | | 1861 | ITA | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Zincani, Riccardo | | | 1862 | ITA | 0.50 | 1 | 0.03 | 20 | 0.60 | | | * 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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