Individual Calculations July 2014
 Marko, Helmut S  Total change: -28.05  Rating chartPersonal card
 37th Trusts Chess Open 'A' Tournament Auckland NZL 2014-05-31
RcRownchangeKK*chgGame
 2006 1981 0.50 5 -1.87 15 -28.05 
  Garbett, Paul A m2264 NZL0.001-0.1615-2.40 
  Hair, Philip I 1955 NZL0.001-0.5415-8.10 
  Rider, Brett 1983 NZL0.001-0.5015-7.50 
  Macdonald, Paul 2033 NZL0.001-0.4315-6.45 
  Nicholls, Leighton 1796 NZL0.501-0.2415-3.60 

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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