Individual Calculations August 2015
 Mendes, Antonio Adalberto De O  Total change: -21.20  Rating chartPersonal card
 Oporto Open 2015 - 75. aniversario do GX Porto Porto POR 2015-07-13
RcRownchangeKK*chgGame
 1684 1577 2.00 8 -1.06 20 -21.20 
  Mendes, Pedro Miguel Gomes 1741 POR1.0010.722014.40 
  Nunes, Fernando 1828 POR0.001-0.1920-3.80 
  Ratsma, Midas 1977  * NED0.001-0.0820-1.60 
  Garcia Serrano, Jose M. 1866 ESP0.001-0.1620-3.20 
  Coelho, Jorge Manuel 1884 POR0.001-0.1420-2.80 
  Pinto, Diogo Costa 1334 POR0.001-0.8020-16.00 
  Nogueira, Anibal 1394 POR1.0010.26205.20 
  Carvalho, Luis Eduardo Moreira 1451 POR0.001-0.6720-13.40 
 * 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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