Individual Calculations November 2009
 Jayasundara, P K U M  Total change: -19.80  Rating chartPersonal card
 2nd MORA Kings International Rating Chess Tournament Colombo SRI 2009-07-27
RcRownchangeKK*chgGame
 1877 1900 0.50 2 -0.56 15 -8.40 
  Munasinghe, Shanaka 1773 SRI0.501-0.1715-2.55 
  Fonseka, C K D 1981 SRI0.001-0.3915-5.85 

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)
 
 The Ravana Challenge International Chess Tournament 2009 Colombo SRI 2009-09-12
RcRownchangeKK*chgGame
 1952 1902 1.50 5 -0.76 15 -11.40 
  Georgiev, Vladimir g2302  * MKD0.001-0.0815-1.20 
  Hirimburegama, Yasith 1944 SRI0.001-0.4415-6.60 
  Sushrutha, Reddy 1852 IND0.001-0.5715-8.55 
  Vivek, M 1661 IND1.0010.20153.00 
  De Silva, Osheen 2000 SRI0.5010.13151.95 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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