Individual Calculations July 2017
 Ker, Anthony F  Total change: -0.90  Rating chartPersonal card
 40th Trusts Chess Open A Auckland NZL 2017-06-03
RcRownchangeKK*chgGame
 2076 2315 4.50 6 -0.09 10 -0.90 
  Macdonald, Paul 1985 NZL0.501-0.3810-3.80 
  Runcan, Daniel-Ioan 1924 ROU1.0010.09100.90 
  Picken, Oliver c1915  * NZL0.501-0.4210-4.20 
  Krstev, Antonio 2022 NZL1.0010.15101.50 
  Gong, Daniel Hanwen f2299 NZL1.0010.48104.80 
  Hague, Ben f2309 NZL0.501-0.0110-0.10 
 * 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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