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Individual Calculations June 2023 |
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| Datteri, Matteo Total change: 38.40 | |   |
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| CP Lucca 2023 | Pietrasanta | ITA | 2023-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1490 | 1824 | 3.50 | 4 | 0.12 | 20 | 2.40 | |
|  Celati, Arturo | | | 1424 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bei, Guido | | | 1276 | ITA | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Mongelluzzi, Alex | | | 1693 | ITA | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Cosci, Andrea | | | 1568 | ITA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * 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) | | | | CIS 2023 - Serie B Girone 3.1 | Genova | ITA | 2023-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1824 | 3.50 | 4 | 1.80 | 20 | 36.00 | |
| | Genovese, Alberto | | | 1921 | ITA | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Bechelli, Flavio | | | 1978 | ITA | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Sibille, Ettore | | | 1874 | ITA | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Lorenzetti, Giacomo | | | 1746 | ITA | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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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