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Individual Calculations October 2023 |
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| Boas Novas, Fernando Total change: 14.60 | |   |
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| Maia Chess Open 2023 | Maia | POR | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 1624 | 1.00 | 4 | 0.73 | 20 | 14.60 | |
|  Roettgen, Juergen | | | 2035 | GER | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Vasques, Antonio Pedro Freixial | f | | 2238 | POR | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Palao, Adriana | | wc | 1993 | PER | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Guerreiro, Nuno | | | 2051 | POR | 0.00 | 1 | -0.07 | 20 | -1.40 | |
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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