Individual Calculations September 2009
 Shakiba, Behrooz  Total change: 11.75  Rating chartPersonal card
 8th International Ebne Sina Open Chess Tournament Hamedan IRI 2009-07-26
RcRownchangeKK*chgGame
 2144 2004 2.50 6 0.47 25 11.75 
  Nameei, Koushan 1970 IRI1.0010.452511.25 
  Ardeshi, Mehrdad m2371 IRI0.5010.402510.00 
  Mohandesi, Shahin m2291 IRI0.001-0.1625-4.00 
  Mahmoody, M.sadegh 2154 IRI0.001-0.3025-7.50 
  Ryahi, Naser 2261 IRI0.001-0.1825-4.50 
  Houshdaran, Soheil 1819 IRI1.0010.26256.50 

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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