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Individual Calculations July 2023 |
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| Porfireanu, Serban Total change: -12.00 | |   |
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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 |
| 1762 | 1752 | 4.00 | 9 | -0.60 | 20 | -12.00 | |
|  Roatta, Luca | | | 2122 | ITA | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Tunge, Christian | | | 1991 | NOR | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Mirza, Gabriel | | | 1576 | IRL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Nanni, Sergio | | | 1506 | ITA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Vehi Bach, Victor Manuel | m | | 2236 | ESP | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Rapaire, Jean-Michel | | | 1689 | MNC | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Roversi, Stefano | | | 1607 | ITA | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Caputo, Andrea | | | 1424 | ITA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | De Maria, Isaia | | | 1708 | ITA | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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) | | |
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