Individual Calculations August 2017
 Aramil, William J  Total change: -48.60  Rating chartPersonal card
 45th Annual World Open Philadelphia, Pennsylvania USA 2017-06-30
RcRownchangeKK*chgGame
 2024 2250 3.00 7 -2.43 20 -48.60 
  Shepherd, Duncan 1850  * USA0.001-0.9220-18.40 
  Zhang, Alan 2094 USA0.001-0.7120-14.20 
  Lucente, Mike 1973 USA1.0010.17203.40 
  Metpally, Jason 2053 USA1.0010.25205.00 
  Creger V, Leo C 2031 USA0.001-0.7820-15.60 
  Mujumdar, Sameer Suhas 2089 USA0.501-0.2120-4.20 
  Peatman, Carter F 2075 USA0.501-0.2320-4.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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