Individual Calculations December 2017
 Dommalapati, Aasa  Total change: -19.60  Rating chartPersonal card
 Northern Virginia Chess League Season 4 Round 3 Dulles, Virginia USA 2017-11-12
RcRownchangeKK*chgGame
 1629 1618 0.50 1 0.02 40 0.80 
  Naylor, Carla 1629 USA0.5010.02400.80 

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)
 
 22nd Annual Northern Virginia Open Dulles, Virginia USA 2017-11-18
RcRownchangeKK*chgGame
 1611 1618 0.00 1 -0.51 40 -20.40 
  Cheah, Kah Hoe 1611 MAS0.001-0.5140-20.40 

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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