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Individual Calculations July 2023 |
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| Vinciguerra, Riccardo Total change: 20.20 | |   |
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| European Senior Chess Championship 2023 over 50 - Open | Acqui Terme | ITA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1373 | 1.50 | 7 | 1.01 | 20 | 20.20 | |
|  Cristiani, Cesare | | | 2025 | ITA | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Melero Sanchez, Pere | | | 1890 | ESP | 0.50 | 1 | 0.46 | 20 | 9.20 | | | Puroila, Sippo | | | 1840 | FIN | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Rapaire, Jean-Michel | | | 1689 | MNC | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Badano, Giancarlo | | | 1719 | ITA | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Ronzano, Luca | | | 1745 | ITA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Di Paolo, Marco | | | 1850 | ITA | 0.00 | 1 | -0.05 | 20 | -1.00 | |
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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