Individual Calculations October 2018
 Viswanathan, Arul  Total change: -15.20  Rating chartPersonal card
 2018 Berkeley Open Berkeley, California USA 2018-09-14
RcRownchangeKK*chgGame
 1695 1836 1.00 2 -0.38 40 -15.20 
  Krishnakumar, Sriram c1675 USA0.501-0.2140-8.40 
  Anderson, Michael 1714 USA0.501-0.1740-6.80 

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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