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Individual Calculations December 2020 |
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| De Guisa, Michele Total change: -16.60 | |   |
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| OP 3 Settimanale Stefano Tatai | Roma | ITA | 2020-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1390 | 0.00 | 4 | -0.83 | 20 | -16.60 | |
|  Roberti, Bruno | | | 1790 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Tomassi, Emidio | | | 1650 | ITA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Nasca, Andrea | | | 1549 | ITA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Muru, Massimo | | | 1560 | ITA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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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