Individual Calculations December 2017
 Willis, Bradley J.  Total change: -16.20  Rating chartPersonal card
 2017 Banff Open Banff CAN 2017-11-10
RcRownchangeKK*chgGame
 1800 1994 3.50 6 -0.81 20 -16.20 
  Scholz, Mike 1594  * CAN1.0010.08201.60 
  Ginsburg, Mark m2338 USA0.001-0.1220-2.40 
  Pfeffer, Gerald 1736 CAN0.501-0.3220-6.40 
  Wang, Paul 1611 CAN0.501-0.4120-8.20 
  Pisanski, Piotr 1894 CAN1.0010.36207.20 
  Chandra, Anand Rishi 1626 CAN0.501-0.4020-8.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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