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Individual Calculations June 2023 |
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| Tirelli, Stefano Total change: -34.00 | |   |
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| CIS 2023 - Serie Promozione Emilia-Romagna Girone 4 | Piacenza | ITA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1238 | 1647 | 1.00 | 2 | -0.85 | 40 | -34.00 | |
|  Medici, Roberto | | | 1247 * | ITA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Costa, Vittorio | | | 1229 | ITA | 0.00 | 1 | -0.93 | 40 | -37.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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