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Individual Calculations October 2021 |
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| Ribera Veganzones, Serni Total change: 3.60 | |   |
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| Guimaraes Chess Open 2021 (PCT) | Guimaraes | POR | 2021-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1970 | 4.50 | 9 | 0.09 | 40 | 3.60 | |
|  Pereira, Joao Diogo Macedo | | | 1570 * | POR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Vassallo Barroche, Mauricio | m | | 2357 | ESP | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Castro Gandara, David | | | 1570 * | ESP | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Acor, Corey | f | | 2272 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Pinto, Andre Jorge P A Nuno | | | 1570 * | POR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Fernandez Diaz, Cristian | f | | 2352 | ESP | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Alves, Luis Miguel | | | 1671 | POR | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Dias, Ivo Rodrigues | c | | 2176 | POR | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Caloone, Thomas | | | 2180 | FRA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * 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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