Individual Calculations July 2009
 Moffat, Andrei  Total change: 3.60  Rating chartPersonal card
 2009 RA Winter Open Ottawa CAN 2009-01-16
RcRownchangeKK*chgGame
 2171 2131 2.50 5 0.24 15 3.60 
  Samsonkin, Artiom m2378 CAN0.001-0.1915-2.85 
  Palsson, Halldor Peter 2094 CAN0.001-0.5515-8.25 
  Fritzsche, Helmut, Dr. 2140 GER1.0010.51157.65 
  Qin, Joey 2145 CAN0.5010.02150.30 
  Doubleday, William G. 2097 CAN1.0010.45156.75 

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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