Individual Calculations January 2009
 Karuna, Bora  Total change: -22.00  Rating chartPersonal card
 2nd North-East Open Rating Chess Tournament Guwahati, Assam, India IND 2008-10-27
RcRownchangeKK*chgGame
 2052 1893 0.00 3 -0.88 25 -22.00 
  Singh, Y. Dhanabir 2120 IND0.001-0.2125-5.25 
  Projit, Pukhan 2030 IND0.001-0.3225-8.00 
  Gillford, Thangkhiew 2006 IND0.001-0.3525-8.75 

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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