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Individual Calculations September 2021 |
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| Massironi, Marco Total change: -7.80 | |   |
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| WE La regina degli scacchi a Roma - A | Roma | ITA | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 2230 | 2.50 | 5 | -0.39 | 20 | -7.80 | |
|  Bertolozzi, Francesco | | | 1903 | ITA | 0.00 | 1 | -0.87 | 20 | -17.40 | |  Pitrelli, Antonio | | | 2007 | ITA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Colonetti, Fabio | | | 2067 | ITA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Lodici, Lorenzo | m | | 2489 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Zimina, Olga | m | wg | 2346 | ITA | 0.50 | 1 | 0.16 | 20 | 3.20 | |
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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