Individual Calculations March 2010
 Peiris, T S S  Total change: -12.75  Rating chartPersonal card
 3rd Colombo International Chess Festival 2010 Colombo SRI 2010-01-28
RcRownchangeKK*chgGame
 1802 2016 4.50 7 -0.77 15 -11.55 
  Madhuri, N 1616  * IND1.0010.08151.20 
  Manjunath, Jain 1849 IND1.0010.28154.20 
  Premachandra, G T D 1925 SRI0.501-0.1215-1.80 
  Kuruwitage, Yasas Kalana 1913 SRI0.001-0.6415-9.60 
  Kodithuwakku, Gihan 1616  * SRI1.0010.08151.20 
  Senanayake, P. D. 1858 SRI0.001-0.7115-10.65 
  Liyanapathirana, Pasan Vindula 1835 SRI1.0010.26153.90 
 * 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)
 
 Sri Lanka Inter Clubs Super League Chess Championship Colombo SRI 2010-02-04
RcRownchangeKK*chgGame
 1943 2016 3.50 6 -0.08 15 -1.20 
  Edirisinghe, Dulan 2137 SRI0.001-0.3415-5.10 
  Dissanayake, R S 2005 SRI0.001-0.5215-7.80 
  Ranasinghe, C N 1826 SRI1.0010.25153.75 
  Prabajith, Asela 1862 SRI1.0010.29154.35 
  Hapuarachchi, H L M 2021 SRI0.5010.01150.15 
  Vithana, Charaka 1804 SRI1.0010.23153.45 

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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