Individual Calculations January 2018
 Zhang, Jikai  Total change: 80.80  Rating chartPersonal card
 2017 RA December Open Ottawa CAN 2017-12-08
RcRownchangeKK*chgGame
 2071 1992 4.00 5 2.02 40 80.80 
  Simic, Dusan 2115 SRB1.0010.674026.80 
  Demchenko, Svitlana wf2081 CAN0.5010.12404.80 
  Adriaanse, Adam 1996 CAN1.0010.514020.40 
  Yang, Fan 1948 CAN1.0010.444017.60 
  Gordon, David c2216 CAN0.5010.284011.20 

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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