Individual Calculations October 2021
 Merwin, Steven E  Total change: -17.60  Rating chartPersonal card
 2021 Las Vegas Open - Under 2200 Las Vegas, Nevada USA 2021-09-16
RcRownchangeKK*chgGame
 1788 1937 2.50 5 -0.88 20 -17.60 
  Tolentino, Karl 1949 USA0.001-0.4820-9.60 
  Guo, Ethan 1653 USA1.0010.16203.20 
  Huddleston, James Douglas 1600 USA0.501-0.3820-7.60 
  Liou, Arthur 1876 USA0.501-0.0820-1.60 
  Kaleeswaran, Jaisuraj 1863 USA0.501-0.1020-2.00 

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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