Individual Calculations January 2009
 Atako, Chino  Total change: -15.75  Rating chartPersonal card
 Caterham Open Caterham ENG 2008-10-24
RcRownchangeKK*chgGame
 1988 2100 1.50 4 -1.05 15 -15.75 
  Manuchehri, Alireza 1811 IRI0.501-0.3415-5.10 
  Snape, Ian L 2219 ENG0.001-0.3415-5.10 
  Williams, Peter A Jnr 1911 ENG1.0010.25153.75 
  Jones, William E G 2010 ENG0.001-0.6215-9.30 

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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