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Individual Calculations October 2021 |
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| Sande Edreira, Jose Antonio Total change: -13.80 | |   |
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| Guimaraes Chess Open 2021 (PCT) | Guimaraes | POR | 2021-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2130 | 2246 | 5.00 | 9 | -0.69 | 20 | -13.80 | |
|  Florissi, Aldo | | | 1846 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Grigoryan, Karen H. | g | | 2646 * | ARM | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Monteiro, Paulo Alexandre G | | | 1985 | POR | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Silva, Mariana Sofia T. | | wc | 1907 | POR | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Campora, Daniel H. | g | | 2401 | ARG | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Vlachos, Anatole | m | | 2443 | GRE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Pipiras, Filipa Fortuna | | | 2061 | POR | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Rosario, Jose | | | 1998 | POR | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Pina, Tiago | | | 1884 | POR | 0.00 | 1 | -0.90 | 20 | -18.00 | | | * 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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