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Individual Calculations December 2020 |
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| Castelli, Antonio Total change: -7.00 | |   |
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| OP 13 Giochi e ritorni | Modena | ITA | 2020-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1635 | 1608 | 2.00 | 5 | -0.35 | 20 | -7.00 | |
|  Simonini, Mattia | | | 1917 | ITA | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Visentini, Alberto | | | 1356 | ITA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Federzoni, Stefano | | | 1208 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mammi, Ottavio | | | 1684 | ITA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Dionigi, Riccardo | | | 2008 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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