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Individual Calculations January 2023 |
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| Costa Contastino, Riccardo Total change: -19.20 | |   |
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| WE 23 Grand Hotel Adriatico - B | Montesilvano | ITA | 2022-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1578 | 1569 | 2.00 | 5 | -0.48 | 40 | -19.20 | |
|  Graziani, Sergio | | | 1847 | ITA | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Tedesco, Riccardo | | | 1786 | ITA | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Fortunato, Roberto | | | 1390 | ITA | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Petcu, Gabriel | | | 1471 | ITA | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Tofu, Marco | | | 1394 | ITA | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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