Individual Calculations September 2011
 Golshan, Masoud  Total change: -20.10  Rating chartPersonal card
 Tehran Ramazan open chess tournament 2011 Tehran IRI 2011-08-09
RcRownchangeKK*chgGame
 1622 1745 0.00 1 -0.67 30 -20.10 
  Mohammadi, Kiarash 1622 IRI0.001-0.6730-20.10 

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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