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Individual Calculations October 2021 |
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| Perrotta, Nicola Total change: -0.40 | |   |
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| CIS 2021 - Serie Promozione Campania Girone 1 | Pomigliano d'Arco | ITA | 2021-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1544 | 1.50 | 2 | -0.02 | 20 | -0.40 | |
|  Marranzino, Mattia | | | 1401 | ITA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Sorgente, Christian | | | 1274 | ITA | 0.50 | 1 | -0.33 | 20 | -6.60 | |
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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