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Individual Calculations May 2021 |
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| Ricci Petitoni, Angelo Total change: 5.00 | |   |
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| WE 6 Hotel Astoria - B | Fermo | ITA | 2021-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1321 | 1.00 | 4 | 0.25 | 20 | 5.00 | |
|  Pelagalli, Marco | | | 1721 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Skrijelj, Edin | | | 1589 | ITA | 1.00 | 1 | 0.83 | 20 | 16.60 | |  Marinucci, Johnny | | | 1660 | ITA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Costa Contastino, Riccardo | | | 1409 | ITA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | * 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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