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Individual Calculations October 2021 |
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| Serrera Sanchez-Romo, Sergio Total change: 56.00 | |   |
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| Guimaraes Chess Open 2021 (PCT) | Guimaraes | POR | 2021-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1626 | 3.00 | 8 | 1.40 | 40 | 56.00 | |
|  Samuel Lares, Jairo | | | 2026 * | ESP | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Margarido, Jose Miguel Teixeira | | | 2026 * | POR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Goncalves, Ana Luisa | | | 1226 * | POR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Redondo Arguelles, Graciela | | wf | 2026 * | ESP | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Haver, Daan | | | 2026 * | NED | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Dias, Ivo Rodrigues | c | | 2026 * | POR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Soares, Luis Francisco Almeida | | | 1992 | POR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Roque Sola, Andrea | | wc | 1893 | MEX | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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