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Individual Calculations September 2023 |
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| Ruggeri, Pietro Total change: -0.80 | |   |
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| OP 5 Del fermano | Fermo | ITA | 2023-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1927 | 4.00 | 6 | -0.04 | 20 | -0.80 | |
|  Romanella, Luigino | | | 1527 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Chinnici, Giorgio Pantaleo | | | 1638 | ITA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Tortolini, Francesco | | | 1876 | ITA | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Mortola, Alberto | | | 1882 | ITA | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Mammi, Ottavio | | | 1829 | ITA | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Di Mantino, Mauro | | | 1913 | ITA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | * 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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