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Individual Calculations January 2023 |
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| Petrini, Roberto Total change: -43.40 | |   |
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| WE 2 Hotel Donatello - C | Imola | ITA | 2022-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1190 | 1408 | 2.50 | 6 | -2.17 | 20 | -43.40 | |
|  Giovetti, Valerio | | | 1172 | ITA | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Rubini, Riccardo | | | 1210 | ITA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Balboni, Daniel | | | 1123 | ITA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Biagini, Lorenzo | | | 1226 | ITA | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Cilenti, Giuseppe Maria | | | 1201 | SMR | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Gazzato, Nicolo | | | 1205 | ITA | 0.00 | 1 | -0.76 | 20 | -15.20 | |
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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