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Individual Calculations October 2021 |
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| Marino, Giovanni Total change: -8.40 | |   |
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| CIS 2021 - Serie A1 Girone 4 | Roma | ITA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2097 | 1968 | 1.00 | 1 | 0.67 | 20 | 13.40 | |
|  Melchior, Alex | | | 2097 | ITA | 1.00 | 1 | 0.67 | 20 | 13.40 | |
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) | | | | CIS 2021 - Serie B Girone 11 | Roma | ITA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1968 | 0.50 | 3 | -1.09 | 20 | -21.80 | |
| | Renzi, Marco | | | 1801 | ITA | 0.50 | 1 | -0.22 | 20 | -4.40 | |  Maxion, Dirk | f | | 2073 | GER | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Castelfranchi, Carlo | | | 1962 | ITA | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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