Individual Calculations December 2023
 Grasso, David  Total change: -23.40  Rating chartPersonal card
 Marshall Premier 26 New York, NY USA 2023-11-03
RcRownchangeKK*chgGame
 1943 2121 2.50 5 -1.17 20 -23.40 
  Hebbar, Eshaan c1936 USA1.0010.26205.20 
  Hoffman, Luc 1922 USA0.001-0.7620-15.20 
  Jain, Vihaan 1931 USA1.0010.25205.00 
  Li, Michael 1974 USA0.501-0.2020-4.00 
  Feng, Andrew 1954 USA0.001-0.7220-14.40 

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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