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Rapid:
Individual Calculations September 2017 |
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| Da Costa, Ricardo Santos Total change: 17.40 | |   |
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| III Circuito de Xadrez RPD do Clube Despertar 2017 etapa da Dama | N. Senhora do Socorro SE | BRA | 2017-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1660 | 1429 | 2.00 | 5 | 0.87 | 20 | 17.40 | |
|  Lima Neto, Djalma Cardoso | | | 1576 | BRA | 1.00 | 1 | 0.70 | 20 | 14.00 | |  Moreira, Zenon Da Silva | | | 1829 * | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | De Souza, Kelvyn Cardoso | | | 1553 | BRA | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Da Silva, Gabriel Santos | | | 1590 | BRA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Melo, Igor De Souza | | | 1754 | BRA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | * 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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