Individual Calculations March 2013
 Thomas, Ben  Total change: 23.25  Rating chartPersonal card
 South Wales all play all Section C Cardiff WLS 2013-02-08
RcRownchangeKK*chgGame
 1830 1690 3.50 6 1.55 15 23.25 
  Buttell, David 1820 WLS1.0010.681510.20 
  Bridges, Paul 1859 WLS0.5010.22153.30 
  Staniforth, Matthew 1972 WLS1.0010.841512.60 
  Ralphs, Nigel 1925 WLS0.5010.29154.35 
  Du Toit, Stephanie 1549 WLS0.501-0.1915-2.85 
  Woolcock, Craig 1852 WLS0.001-0.2915-4.35 

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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