Individual Calculations June 2016
 Vachtfeidl, Petr  Total change: -10.60  Rating chartPersonal card
 4NCL Division 3S WE 5 Telford ENG 2016-04-30
RcRownchangeKK*chgGame
 2074 1958 0.50 3 -0.53 20 -10.60 
  Brackmann, Hendrik 2044 GER0.001-0.3820-7.60 
  Trevelyan, John 2056 WLS0.5010.13202.60 
  Jones, Christopher M 2121 ENG0.001-0.2820-5.60 

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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