Individual Calculations November 2009
 Dadashzadeh, Kavian  Total change: -20.75  Rating chartPersonal card
 1st International Peaceful And Friendship Cup 09 Rasht IRI 2009-07-15
RcRownchangeKK*chgGame
 2127 2250 0.50 2 -0.83 25 -20.75 
  Torkamannejad, Javad 2081 IRI0.501-0.2225-5.50 
  Sobhani, Farshid 2173 IRI0.001-0.6125-15.25 

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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