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Individual Calculations October 2021 |
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| Mattavelli, Italo Total change: 27.20 | |   |
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| CI Seniores 2021 - Over 50 | Nova Siri | ITA | 2021-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1753 | 1618 | 4.50 | 9 | 1.36 | 20 | 27.20 | |
|  Rizzo, Giovambattista | | | 2018 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Farinella, Maria Cristina | | | 1432 | ITA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Navarra, Stefano | | | 1466 | ITA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Graziani, Sergio | | | 1881 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Di Ruvo, Luciano | | | 1828 | ITA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Vespe, Francesco | | | 1818 | ITA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Pagano, Sergio | | | 1920 | ITA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Di Pinto, Vincenzo | | | 1483 | ITA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Schiatti, Piero | | | 1931 | ITA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | * 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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