Individual Calculations May 2019
 Murray, Brian  Total change: -6.00  Rating chartPersonal card
 2019 Kingston Open Kingston CAN 2019-03-29
RcRownchangeKK*chgGame
 1801 1497 0.00 2 -0.30 20 -6.00 
  Marghetis, Aris 1752 CAN0.001-0.1920-3.80 
  Douglas, Mike 1850 CAN0.001-0.1120-2.20 

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)
 

 

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