Individual Calculations May 2011
 Milligan, Helen  Total change: -22.50  Rating chartPersonal card
 O2C Doeberl Cup Premier Canberra AUS 2011-04-21
RcRownchangeKK*chgGame
 1986 2023 3.00 8 -1.50 15 -22.50 
  Toth, Andras m2378 HUN0.001-0.1115-1.65 
  Yu, Sally 1914 AUS0.001-0.6515-9.75 
  Dale, Ari 1902 AUS1.0010.34155.10 
  Tan, Kevin 1930 AUS0.501-0.1315-1.95 
  Kerr, Bill 1940 AUS0.001-0.6115-9.15 
  Wang, Oscar 1936 AUS0.501-0.1215-1.80 
  Kevork, Chris 1933 AUS0.501-0.1215-1.80 
  Abrahams, Daniel 1954 CAN0.501-0.1015-1.50 

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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