Rapid: Individual Calculations July 2013
 Mortazavi, Ali  Total change: -23.80  Rating chartPersonal card
 Kings Place Chess Festival Rapidplay Open June 2013 London ENG 2013-06-15
RcRownchangeKK*chgGame
 2125 2371 2.00 4 -1.19 20 -23.80 
  Harvey, Marcus 2168 ENG0.001-0.7620-15.20 
  Tozer, Philip 2178 ENG0.001-0.7520-15.00 
  Malhotra, Tarun 2003 ENG1.0010.10202.00 
  Lalic, Peter 2152 ENG1.0010.22204.40 

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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