Individual Calculations September 2019
 Ferguson, Peter  Total change: -3.60  Rating chartPersonal card
 New West Summer Open 2019 New Westminster CAN 2019-08-03
RcRownchangeKK*chgGame
 2025 1862 1.00 4 -0.18 20 -3.60 
  McLaren, Brian 2115 CAN0.001-0.1920-3.80 
  Hiebert, Kenji 2033 JPN0.5010.23204.60 
  Tian, Shi Yuan (sherry) wf1855 CAN0.501-0.0120-0.20 
  Erichsen, Dan 2097 DEN0.001-0.2120-4.20 

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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