Individual Calculations March 2011
 Undupitiya, U K M C  Total change: -0.75  Rating chartPersonal card
 64Squares Chess Challenge - 2011 Kandy SRI 2011-01-15
RcRownchangeKK*chgGame
 1713 1919 4.50 6 -0.03 25 -0.75 
  Herath, H M A K 1626 SRI0.001-0.8525-21.25 
  Chandrasiri, S A K 1646 SRI1.0010.17254.25 
  Samaranayake, K P R N 1769 SRI1.0010.30257.50 
  Savant, Riya wc1602 IND0.501-0.3725-9.25 
  Kumara, Sisira 1811 SRI1.0010.35258.75 
  Pinto, Semuthu 1823 SRI1.0010.37259.25 

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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