Individual Calculations February 2023
 Dumankyzy, Alfarabi  Total change: -33.60  Rating chartPersonal card
 Asia Schools CC 2022- U 15 O Kaluthara SRI 2022-12-05
RcRownchangeKK*chgGame
 1423 1599 5.50 9 -0.84 40 -33.60 
  De Silva, Wijemuni Yomesh Lakshan 1237 SRI1.0010.10404.00 
  Wilvalaarachchi, Oneli Omaya 1343 SRI0.501-0.3140-12.40 
  Edirisinghe, E D Hansana 1268 SRI0.501-0.3840-15.20 
  Bhavanan, J 1290 SRI0.501-0.3640-14.40 
  Ramanayake, Nemindi Linaya 1365 SRI1.0010.21408.40 
  Gunaweera, Geenuka Kavinu 1464 SRI1.0010.324012.80 
  Shokirjonova, Barchinoy 1754 UZB0.001-0.2940-11.60 
  Sanudula, K M Dahamdi wc1699 SRI0.001-0.3640-14.40 
  Thilakarathne, Adeesha Dinal 1387 SRI1.0010.23409.20 

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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