Individual Calculations January 2020
 Dixit, Arun  Total change: 25.60  Rating chartPersonal card
 55th Annual American Open - U2200 Costa Mesa, California USA 2019-11-28
RcRownchangeKK*chgGame
 1809 1991 2.00 2 0.54 40 21.60 
  Anderson, Tremil 1736 USA1.0010.19407.60 
  Kaleeswaran, Jaisuraj 1882 USA1.0010.354014.00 

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)
 
 2019 GM Igor Ivanov Weekender Berkeley, California USA 2019-12-06
RcRownchangeKK*chgGame
 1778 1991 1.00 1 0.23 40 9.20 
  Dutter, Fredric 1778 USA1.0010.23409.20 

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)
 
 IM Donaldson Championship 2019 San Francisco, California USA 2019-12-20
RcRownchangeKK*chgGame
 1731 1991 1.50 2 -0.13 40 -5.20 
  Viswanathan, Arul 1760 USA0.501-0.2940-11.60 
  Das, Rohan 1702 USA1.0010.16406.40 

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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