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Individual Calculations December 2023 |
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| Costa, Vittorio Total change: 10.40 | |   |
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| OP 2 Memorial Nunzio Ruscitti | Piacenza | ITA | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1430 | 1249 | 2.00 | 5 | 0.52 | 20 | 10.40 | |
|  Carrai, Giacomo | | | 1594 | ITA | 1.00 | 1 | 0.89 | 20 | 17.80 | |  Decarli, Giuseppe | | | 1636 | ITA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Tabanelli, Giovanni | | | 1474 | ITA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Medici, Roberto | | | 1018 | ITA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Alessi, Clio | | | 1428 | ITA | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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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