Individual Calculations May 2012
 Methmini, Nelunika  Total change: -4.05  Rating chartPersonal card
 Sri Lanka Major Division Chess Championship 2012 Colombo Colombo SRI 2012-02-25
RcRownchangeKK*chgGame
 1722 1560 1.50 3 0.64 15 9.60 
  Uyanhewage, T K 1735 SRI0.5010.23153.45 
  Amarathunga, Subuddhi 1682 SRI1.0010.671510.05 
  Doluweera, Dinul Thisura 1748 SRI0.001-0.2615-3.90 

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 Women's National B Chess Championship 2012 Colombo SRI 2012-03-10
RcRownchangeKK*chgGame
 1554 1560 0.50 2 -0.51 15 -7.65 
  Basnayake, Iu 1799 SRI0.001-0.2015-3.00 
  Bandara, R.m.nisakya 1309 SRI0.501-0.3115-4.65 

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)
 
 National Youth Chess Championship 2012 Under 14 Girls Colombo SRI 2012-04-06
RcRownchangeKK*chgGame
 1631 1560 0.00 1 -0.40 15 -6.00 
  Kahanda, I D S 1631 SRI0.001-0.4015-6.00 

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)
 

 

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