Individual Calculations August 2018
 Willmoth, Robert F  Total change: -12.60  Rating chartPersonal card
 CCS Midweek FIDE Evening Blast Over 2000 London ENG 2018-07-22
RcRownchangeKK*chgGame
 2087 2181 2.50 5 -0.63 20 -12.60 
  Pollack, Oscar 2064 ENG0.001-0.6620-13.20 
  Jaufarally, Nadia 1988 ENG0.001-0.7520-15.00 
  Ethelontis, Alexandros N 2197 ENG1.0010.522010.40 
  Rogers, Tim L 2022 ENG1.0010.29205.80 
  Eames, Robert S f2162 ENG0.501-0.0320-0.60 

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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