Individual Calculations May 2018
 Qiang, Vincent  Total change: 54.80  Rating chartPersonal card
 2018 O2C Doeberl Cup Major Canberra AUS 2018-03-30
RcRownchangeKK*chgGame
 1767 1604 3.50 7 1.37 40 54.80 
  Drastik, Penelope 1680 AUS0.001-0.4040-16.00 
  Dickson, Ian C 1628 AUS1.0010.534021.20 
  Dick, David W. 1940 AUS0.5010.384015.20 
  Shen, Fiona 1577 AUS1.0010.464018.40 
  Butler, Brian J 1892 AUS0.5010.344013.60 
  Grcic, Milan 1858 AUS0.001-0.1940-7.60 
  Parker, Trent 1793 AUS0.5010.254010.00 

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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