Individual Calculations October 2017
 Turner, Joseph David  Total change: -30.00  Rating chartPersonal card
 South Wales Summer Congress 2017 Penarth WLS 2017-09-01
 1914 1918 0.50 4 -1.50 20 -30.00 
  Bullen, Alex 2049 WLS0.001-0.3220-6.40 
  Fathallah, Joe 1959 WLS0.001-0.4420-8.80 
  Choo Yin, Benjamin 1702 WLS0.001-0.7820-15.60 
  May, Adam J 1944 WLS0.5010.04200.80 

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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