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Individual Calculations October 2021 |
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| Catanzaro, Claudio Total change: 31.60 | |   |
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| CIS 2021 - Serie Promozione Sicilia | Terrasini | ITA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1445 | 1237 | 1.50 | 3 | 0.79 | 40 | 31.60 | |
|  Norrito, Salvatore | | | 1396 | ITA | 1.00 | 1 | 0.71 | 40 | 28.40 | |  Artissi, Sabina | | | 1458 | ITA | 0.50 | 1 | 0.28 | 40 | 11.20 | | | D Arpa, Riccardo | | | 1480 | ITA | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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