Individual Calculations November 2022
 De Silva, J I Ajantha  Total change: -55.40  Rating chartPersonal card
 Negombo International Chess Festival 2022 Negombo SRI 2022-10-20
RcRownchangeKK*chgGame
 1120 1397 3.00 7 -2.77 20 -55.40 
  Dayarathna, N M J K 1040 SRI1.0010.11202.20 
  Hendavitharana, D S 1147 SRI0.001-0.8120-16.20 
  Thilakaratna, B A Thevindu Kenula 1052 SRI1.0010.11202.20 
  Kottage, K M Nilash Nethul 1159 SRI0.001-0.8020-16.00 
  Upeksha, L H I 1039 SRI1.0010.10202.00 
  Narthavi, S 1320 SRI0.001-0.6120-12.20 
  Dharan, A 1080 SRI0.001-0.8720-17.40 

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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