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Rapid:
Individual Calculations December 2023 |
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| Marczak, Piotr Total change: 13.20 | |   |
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| OP RAPID DI MELPIGNANO | MELPIGNANO | ITA | 2023-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1608 | 1658 | 4.00 | 6 | 0.66 | 20 | 13.20 | |
|  Petruzzo, Salvatore | | | 1258 * | ITA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | De Donno, Giacomo | | | 1465 | ITA | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Russo, Cataldo | | | 1592 | ITA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Ripa, Francesco | | | 1956 | ITA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Vantaggiato, Martino | | | 1512 | ITA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Sorgi, Paolo | | | 1866 | ITA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | * 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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