Individual Calculations May 2015
 Kaufman, Ray  Total change: 24.40  Rating chartPersonal card
 4th Annual Reno-Larry Evans Memorial Open Reno, Nevada USA 2015-04-03
RcRownchangeKK*chgGame
 2238 2270 4.50 6 1.22 20 24.40 
  Trammell Iii, Geor 2062 USA1.0010.23204.60 
  Seitzer, Phillip 2091 USA1.0010.27205.40 
  Ivanov, Alexander g2519 USA0.001-0.1920-3.80 
  Wong, Russell 2084 USA1.0010.26205.20 
  Khachiyan, Melikse g2529 USA0.5010.32206.40 
  Formanek, Edward W m2144 USA1.0010.33206.60 

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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