Individual Calculations June 2018
 Cummings, David  Total change: 0.00  Rating chartPersonal card
 2018 Ontario Open Crown Toronto CAN 2018-05-19
RcRownchangeKK*chgGame
 2126 2336 3.00 4 0.00 10 0.00 
  Li, William 1936  * CAN1.0010.08100.80 
  Plotkin, Mark 2169 CAN0.501-0.2210-2.20 
  Niknaddaf, Ali f2239 IRI0.501-0.1310-1.30 
  Talukdar, Rohan c2161 CAN1.0010.27102.70 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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