Individual Calculations January 2020
 Allen, Tom  Total change: 5.40  Rating chartPersonal card
 Fall 2019 Tuesday Night Marathon - U1600 San Francisco, California USA 2019-10-22
RcRownchangeKK*chgGame
 1355 1387 3.00 5 0.27 20 5.40 
  Badgett, James 1216 USA1.0010.27205.40 
  Ahrens, Richard 1273 USA1.0010.34206.80 
  Hansen, Mateo 1460 USA0.001-0.4020-8.00 
  Rushton, Peter 1268 USA1.0010.34206.80 
  Simpkins, Jerry 1556 USA0.001-0.2820-5.60 

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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