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Individual Calculations April 2023 |
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| Marchenkov, Lorenzo Total change: 86.80 | |   |
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| OP Roma 2023 | Roma | ITA | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1394 | 2.00 | 4 | 0.94 | 40 | 37.60 | |
|  Pellegrini, Ennio Paolo | | | 1828 | ITA | 0.50 | 1 | 0.44 | 40 | 17.60 | |  Mileto, Salvatore | | | 1952 | ITA | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Turin, Lorenzo | | | 1223 | ITA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Torricelli, Lorenzo | | | 1594 | ITA | 0.50 | 1 | 0.26 | 40 | 10.40 | |
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) | | | | OP Primavera a Roma 2023 | Roma | ITA | 2023-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1394 | 1.50 | 4 | 1.23 | 40 | 49.20 | |
| | Vuelban, Virgilio | m | | 2202 | PHI | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Farina, Saverio | | | 1883 | ITA | 0.50 | 1 | 0.46 | 40 | 18.40 | | | De Maria, Isaia | | | 1707 | ITA | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Marino, Giovanni | | | 1783 | ITA | 0.50 | 1 | 0.41 | 40 | 16.40 | |
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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