Individual Calculations April 2018
 Aluvihare, Shakila  Total change: 53.60  Rating chartPersonal card
 Sri Lanka National B Chess Championship 2018 Colombo SRI 2018-03-01
RcRownchangeKK*chgGame
 1870 1668 5.00 9 2.68 20 53.60 
  De Silva, Elath Mathanga 1895 SRI1.0010.792015.80 
  Kavinda, Akila 2008 SRI1.0010.882017.60 
  Alahakoon, Isuru 2068  * SRI0.001-0.0820-1.60 
  Wijekoon, Chandana c1944 SRI0.5010.33206.60 
  Randil, Lakshitha 1906 SRI0.001-0.2020-4.00 
  Jayaweera, C L 1755 SRI0.5010.12202.40 
  Madushanka, Harsha 1786 SRI1.0010.662013.20 
  De Silva, Osheen 1850 SRI0.5010.24204.80 
  Dabarera, G W D M 1622 SRI0.501-0.0620-1.20 
 * 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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