Rapid: Individual Calculations April 2020
 Wickramarathne, T D  Total change: 4.80  Rating chartPersonal card
 Sri Lanka National Youth Rapid Chess Championship 2020 - under 12 Years Colombo SRI 2020-02-15
RcRownchangeKK*chgGame
 1097 1189 4.00 6 0.24 20 4.80 
  Insara, S D Nadev 1066 SRI1.0010.33206.60 
  Thennakoon, Disara 1105 SRI0.501-0.1220-2.40 
  Wickramarathne, D Jehan Randil 1142 SRI0.501-0.0720-1.40 
  Jayasekara, Buvidu Dilhan 1100 SRI0.501-0.1220-2.40 
  Manuwaruna, Sethun Neththaru 1041 SRI1.0010.30206.00 
  Tennakoon, T M Rithil Nethmitha 1128 SRI0.501-0.0820-1.60 

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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