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Individual Calculations October 2021 |
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| Marzaduri, Riccardo Total change: -6.60 | |   |
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| CIS 2021 - Serie A1 Girone 4 | Roma | ITA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 2207 | 2.00 | 3 | -0.33 | 20 | -6.60 | |
|  Buchicchio, Giancarlo | | | 1960 | ITA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Melchior, Alex | | | 2097 | ITA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Del Prato, Uberto | | | 1880 | ITA | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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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