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Individual Calculations June 2023 |
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| Cattomio, Roberto Total change: -6.20 | |   |
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| OP Lago Maggiore international chess | Lesa | ITA | 2023-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1588 | 1571 | 1.50 | 3 | -0.07 | 20 | -1.40 | |
|  Pirrello, Christian | | | 2071 | ITA | 0.50 | 1 | 0.46 | 20 | 9.20 | |  Zaupa, James | | | 1223 | ITA | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Pragale, Arcie | | | 1471 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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) | | | | Lugano-Paradiso Open 2023 | Lugano-Paradiso | SUI | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1571 | 1.00 | 4 | -0.24 | 20 | -4.80 | |
| | Carre, Sylvain | | | 2080 | FRA | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Tuor, Elena | | | 1289 | SUI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Binder, Beat | | | 1892 | SUI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Ramella, Stefano | | | 1781 | ITA | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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