Individual Calculations January 2011
 Herath, H M A K  Total change: 5.75  Rating chartPersonal card
 World Youth Chess Championships 2010 - Open under 10 Porto Carras, Chalkidiki - Greece GRE 2010-10-20
RcRownchangeKK*chgGame
 2018 1618 0.00 1 -0.08 25 -2.00 
  Tran, Minh Thang 2018  * VIE0.001-0.0825-2.00 
 * 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)
 
 6th asian Schools Under 11 Chess Championship 2010 Colombo SRI 2010-12-07
RcRownchangeKK*chgGame
 1765 1620 1.50 3 0.55 25 13.75 
  Herath, H M A Y 1603 SRI1.0010.482512.00 
  Pranav, Vijay 1855 IND0.001-0.2125-5.25 
  Karthik, V Ap 1838 IND0.5010.28257.00 

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)
 
 2nd Ethugalpura Chess Challenge 2010 Kurunegala SRI 2010-12-18
RcRownchangeKK*chgGame
 1964 1620 0.00 2 -0.24 25 -6.00 
  Sai, Srinivas f2020  * IND0.001-0.0825-2.00 
  Subasinghe, K R V R 1908 SRI0.001-0.1625-4.00 
 * 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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