Individual Calculations November 2023
 Clark, Drew H  Total change: 30.80  Rating chartPersonal card
 2023 Fall Tuesday Night Marathon - 1200-1599 Round 5-7 San Francisco, CA USA 2023-10-03
RcRownchangeKK*chgGame
 1352 1438 2.00 2 0.77 40 30.80 
  Harris, Clarence 1333 USA1.0010.364014.40 
  Starr, Albert Martin 1370 USA1.0010.414016.40 

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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