Individual Calculations June 2021
 Truelson, Nels W  Total change: -28.00  Rating chartPersonal card
 2021 Castle FIDE Premiere Bloomington, Minnesota USA 2021-04-24
RcRownchangeKK*chgGame
 1795 2108 2.00 4 -1.40 20 -28.00 
  Wasserman, Edward 1714 USA0.501-0.4220-8.40 
  Zagar, Dane Bruno 1807 USA0.501-0.3520-7.00 
  Cavanah, Troy 1938 USA0.001-0.7220-14.40 
  Gahlon, Eric Danie 1719 USA1.0010.09201.80 

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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