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Individual Calculations May 2023 |
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| Chiarelli, Massimo Total change: 15.20 | |   |
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| CP Rimini 2023 | San Leo | ITA | 2023-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1343 | 1.00 | 3 | 0.51 | 20 | 10.20 | |
|  Pecci, William | | | 1959 | ITA | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Colicchio, Martino | | | 1513 | ITA | 0.00 | 1 | -0.28 | 20 | -5.60 | |  Alessandrini, Matteo | | | 1596 | ITA | 1.00 | 1 | 0.81 | 20 | 16.20 | |
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) | | | | CP Mantova 2023 | Borgo Virgilio | ITA | 2023-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1631 | 1343 | 1.00 | 4 | 0.25 | 20 | 5.00 | |
| | Guernieri, Luca | | | 1803 | ITA | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Di Giovanni, Giuseppe | | | 1655 | ITA | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Zamboni, Matteo | | | 1671 | ITA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Ranieri, Guglielmo | | | 1393 | ITA | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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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