Rapid: Individual Calculations March 2023
 Silva, David  Total change: -11.20  Rating chartPersonal card
 Chess Challenge 1300 By AXPortugal Lisboa POR 2023-02-26
RcRownchangeKK*chgGame
 1906 2382 6.00 7 -0.56 20 -11.20 
  Jamieson, Graham Grant 1982  * SCO1.0010.08201.60 
  Silva, Tiago Alexandre Pinho D 1762 POR0.501-0.4920-9.80 
  Guerreiro, Nuno 2002 POR0.501-0.4120-8.20 
  Alves, Luis Miguel 1665 POR1.0010.01200.20 
  Faryma, Matviy 2010 POR1.0010.10202.00 
  Wang, Minqing 1891 GER1.0010.04200.80 
  Ribeiro, Bruno 2029 POR1.0010.11202.20 
 * 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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