Individual Calculations April 2015
 Bryan, Jarod J  Total change: -19.40  Rating chartPersonal card
 2015 Saco Open Saco, Maine USA 2015-03-14
RcRownchangeKK*chgGame
 2193 2174 0.00 2 -0.97 20 -19.40 
  Mejia, Sergio B 1966 GUA0.001-0.7720-15.40 
  Vigorito, David m2419 USA0.001-0.2020-4.00 

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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