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Individual Calculations August 2023 |
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| De Marchi, Silverio Total change: -5.20 | |   |
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| OP 14 Ischia isola verde | Forio | ITA | 2023-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1682 | 2.50 | 6 | -0.26 | 20 | -5.20 | |
|  Castaldi, Luigi | | | 1282 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Della Ragione, Achille | | | 1881 | ITA | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Fezza, Davide | | | 1943 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Lamagna, Paolo | | | 1834 | ITA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Luisetto, Alessandro | | | 1803 | ITA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Gallucci, Vittorio | | | 1457 | ITA | 0.00 | 1 | -0.78 | 20 | -15.60 | | | * 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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