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Individual Calculations October 2021 |
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| Cioni, Mattia Ernesto Total change: -0.80 | |   |
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| CIS 2021 - Serie Promozione Toscana Girone 1 | Poggibonsi | ITA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1624 | 1434 | 0.50 | 2 | -0.02 | 40 | -0.80 | |
|  Battaglini, Marco | | | 1552 | ITA | 0.00 | 1 | -0.34 | 40 | -13.60 | |  Mongelluzzi, Alex | | | 1696 | ITA | 0.50 | 1 | 0.32 | 40 | 12.80 | |
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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