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Individual Calculations July 2021 |
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| Chiari, Cosimo Total change: -64.40 | |   |
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| CR Toscana 2021 | Empoli | ITA | 2021-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1600 | 1495 | 0.00 | 4 | -1.53 | 40 | -61.20 | |
|  Gasparetto, Alessandro | | | 1846 | ITA | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Tacconi, Antonio | | | 1679 | ITA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Corti, Vittorio | | | 1455 | ITA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Rabiti, Roberto | | | 1421 | ITA | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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) | | | | OP 4 Prato city | Prato | ITA | 2021-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1244 | 1495 | 3.00 | 4 | -0.08 | 40 | -3.20 | |
| | Impellitteri, Sergio | | | 1095 * | ITA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Celati, Arturo | | | 1197 | ITA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Giusti, Andrea | | | 1121 | ITA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Silini, Riccardo | | | 1562 | ITA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | * 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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