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Individual Calculations December 2022 |
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| Valah, Romario Total change: -6.00 | |   |
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| OP 2 Settimanale Mikhail Botvinnik Rounds 1-2-3-4 | Milano | ITA | 2022-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1451 | 1460 | 2.00 | 4 | -0.15 | 40 | -6.00 | |
|  Vitali, Richard | | | 1207 | ITA | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Porpora, Ivano | | | 1885 | ITA | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Fiorini, Sergio Andrea | | | 1273 | ITA | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Ferrara, Valeria | | | 1437 | ITA | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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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