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Individual Calculations February 2015 |
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| Costa, Carlos Evanir Total change: -28.60 | |   |
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| Aberto do Brasil - etapa Rio de Janeiro | Rio de Janeiro/RJ | BRA | 2015-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 2228 | 2.00 | 4 | -1.43 | 20 | -28.60 | |
|  Poiani, Fernando Celso | | | 1841 | BRA | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Serpa, Rafael Araujo | | | 1978 | BRA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Farias, Jose Carlos Mesquita | | | 1999 | BRA | 0.00 | 1 | -0.79 | 20 | -15.80 | | | De Oliveira, Fillipe Fernandes R | | | 1828 * | BRA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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