Individual Calculations March 2018
 Young, Alan  Total change: -13.00  Rating chartPersonal card
 47th Dyfed Open Goodwick WLS 2018-02-16
RcRownchangeKK*chgGame
 1927 2036 2.50 5 -0.65 20 -13.00 
  Howell, Alun 1691 WLS1.0010.11202.20 
  Moore, Robert 1840 WLS0.501-0.2520-5.00 
  Zeidler, Sven P. f2165 WLS1.0010.672013.40 
  Musson, Adam J 2020 WLS0.001-0.5220-10.40 
  Waterfield, John W 1919 WLS0.001-0.6620-13.20 

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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