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Rapid:
Individual Calculations February 2018 |
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| Costa, Raul David Andrade Total change: 33.20 | |   |
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| CD Semi-Rapidas Equipas Lisboa 2018 | Lisboa | POR | 2018-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1370 | 1156 | 1.00 | 3 | 0.26 | 20 | 5.20 | |
|  Santos, Ana Maria Pereira | | | 1550 | POR | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Silva, Jose Francisco De Marti | | | 1281 | POR | 0.00 | 1 | -0.33 | 20 | -6.60 | |  Jacinto, Nuno Miguel Dos Santo | | | 1278 | POR | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | CN Semi-Rapidas Equipas 2017-2018 | Marinha Grande | POR | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1270 | 1156 | 4.00 | 7 | 1.40 | 20 | 28.00 | |
| | Marques, Rui Filipe Pereira | | | 1556 * | POR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Dong, Yufan Rafael | | | 1166 | POR | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Bartolo, Filipe Diogo Correia | | | 1454 | POR | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Cruz, Vicente Brandao | | | 1035 | POR | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Valente, Sofia Moreira Lopes | | | 1119 | POR | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Korotkyi, Daniyil | | | 1345 | POR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Vinagre, Raquel Marta Resende | | | 1214 | POR | 1.00 | 1 | 0.58 | 20 | 11.60 | | | * 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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