Individual Calculations September 2019
 Decaire, Michael  Total change: -6.00  Rating chartPersonal card
 2019 Over 1800 Calgary CAN 2019-08-17
RcRownchangeKK*chgGame
 1873 1806 2.00 5 -0.15 40 -6.00 
  Haessel, Dale f2152 CAN0.001-0.1140-4.40 
  Han, Victor 1749 CAN1.0010.424016.80 
  McDonald, Mike 1757 CAN0.001-0.5740-22.80 
  Ebrahim-Shirazi, Behrooz 2025 CAN0.5010.284011.20 
  Suominen, David 1683 CAN0.501-0.1740-6.80 

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)
 

 

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