Individual Calculations February 2018
 Dias, Afonso Paredes  Total change: -13.60  Rating chartPersonal card
 Lisbon Christmas Chess Open 2017 Lisboa POR 2017-12-26
RcRownchangeKK*chgGame
 1269 1020 1.00 7 -0.52 40 -20.80 
  Fortunato, Antonio Eduardo Con 1420  * POR0.001-0.0840-3.20 
  Moreira, Simao Chaves 1420  * POR0.001-0.0840-3.20 
  Guedes, Rui Pedro Dos Santos 1219 POR1.0010.764030.40 
  Ershov, Andre Alexandre 1187 POR0.001-0.2840-11.20 
  Nal, Patrick 1420  * FRA0.001-0.0840-3.20 
  Canelas, Miguel Amaral Beja Cl 1079 POR0.001-0.4240-16.80 
  Dong, Rafael 1140 POR0.001-0.3440-13.60 
 * 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)
 
 XXIX Taca de Lisboa r. 3 Lisboa POR 2018-01-07
RcRownchangeKK*chgGame
 1150 1020 0.50 1 0.18 40 7.20 
  Jacinto, Nuno 1150 POR0.5010.18407.20 

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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