Individual Calculations July 2017
 McLaren, Leonard J  Total change: -15.00  Rating chartPersonal card
 40th Trusts Chess Open A Auckland NZL 2017-06-03
RcRownchangeKK*chgGame
 2049 2234 3.50 6 -0.75 20 -15.00 
  Runcan, Daniel-Ioan 1924 ROU0.501-0.3620-7.20 
  Chen, Meng Boon Marcus 1863 SGP1.0010.10202.00 
  Milligan, Helen cwf2000 NZL1.0010.21204.20 
  Gong, Daniel Hanwen f2299 NZL0.001-0.4120-8.20 
  Guico, Leonides 1922 NZL1.0010.14202.80 
  Dive, Russell J m2284 NZL0.001-0.4320-8.60 

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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